391452516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{331}}^1$

素因数の和:399

約数の個数: 216

約数和(自身を含む): 1289206464

約数和(自身を除く): 897753948

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 28, 36, 38, 39, 42, 52, 57, 63, 76, 78, 84, 91, 114, 117, 126, 133, 156, 171, 182, 228, 234, 247, 252, 266, 273, 331, 342, 361, 364, 399, 468, 494, 532, 546, 662, 684, 722, 741, 798, 819, 988, 993, 1083, 1092, 1197, 1324, 1444, 1482, 1596, 1638, 1729, 1986, 2166, 2223, 2317, 2394, 2527, 2964, 2979, 3249, 3276, 3458, 3972, 4303, 4332, 4446, 4634, 4693, 4788, 5054, 5187, 5958, 6289, 6498, 6916, 6951, 7581, 8606, 8892, 9268, 9386, 10108, 10374, 11916, 12578, 12909, 12996, 13902, 14079, 15162, 15561, 17212, 18772, 18867, 20748, 20853, 22743, 25156, 25818, 27804, 28158, 30121, 30324, 31122, 32851, 37734, 38727, 41706, 42237, 44023, 45486, 51636, 56316, 56601, 60242, 62244, 65702, 75468, 77454, 81757, 83412, 84474, 88046, 90363, 90972, 98553, 113202, 119491, 120484, 131404, 132069, 154908, 163514, 168948, 176092, 180726, 197106, 226404, 238982, 245271, 264138, 271089, 295659, 327028, 358473, 361452, 394212, 396207, 477964, 490542, 528276, 542178, 572299, 591318, 716946, 735813, 792414, 836437, 981084, 1075419, 1084356, 1144598, 1182636, 1433892, 1471626, 1553383, 1584828, 1672874, 1716897, 2150838, 2289196, 2509311, 2943252, 3106766, 3345748, 3433794, 4301676, 4660149, 5018622, 5150691, 6213532, 6867588, 7527933, 9320298, 10037244, 10301382, 10873681, 13980447, 15055866, 18640596, 20602764, 21747362, 27960894, 30111732, 32621043, 43494724, 55921788, 65242086, 97863129, 130484172, 195726258, 391452516]

約数ペア:

[(1, 391452516), (2, 195726258), (3, 130484172), (4, 97863129), (6, 65242086), (7, 55921788), (9, 43494724), (12, 32621043), (13, 30111732), (14, 27960894), (18, 21747362), (19, 20602764), (21, 18640596), (26, 15055866), (28, 13980447), (36, 10873681), (38, 10301382), (39, 10037244), (42, 9320298), (52, 7527933), (57, 6867588), (63, 6213532), (76, 5150691), (78, 5018622), (84, 4660149), (91, 4301676), (114, 3433794), (117, 3345748), (126, 3106766), (133, 2943252), (156, 2509311), (171, 2289196), (182, 2150838), (228, 1716897), (234, 1672874), (247, 1584828), (252, 1553383), (266, 1471626), (273, 1433892), (331, 1182636), (342, 1144598), (361, 1084356), (364, 1075419), (399, 981084), (468, 836437), (494, 792414), (532, 735813), (546, 716946), (662, 591318), (684, 572299), (722, 542178), (741, 528276), (798, 490542), (819, 477964), (988, 396207), (993, 394212), (1083, 361452), (1092, 358473), (1197, 327028), (1324, 295659), (1444, 271089), (1482, 264138), (1596, 245271), (1638, 238982), (1729, 226404), (1986, 197106), (2166, 180726), (2223, 176092), (2317, 168948), (2394, 163514), (2527, 154908), (2964, 132069), (2979, 131404), (3249, 120484), (3276, 119491), (3458, 113202), (3972, 98553), (4303, 90972), (4332, 90363), (4446, 88046), (4634, 84474), (4693, 83412), (4788, 81757), (5054, 77454), (5187, 75468), (5958, 65702), (6289, 62244), (6498, 60242), (6916, 56601), (6951, 56316), (7581, 51636), (8606, 45486), (8892, 44023), (9268, 42237), (9386, 41706), (10108, 38727), (10374, 37734), (11916, 32851), (12578, 31122), (12909, 30324), (12996, 30121), (13902, 28158), (14079, 27804), (15162, 25818), (15561, 25156), (17212, 22743), (18772, 20853), (18867, 20748)]