254332494

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 654188400

約数和(自身を除く): 399855906

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 29, 31, 39, 54, 58, 62, 78, 87, 93, 117, 169, 174, 186, 234, 261, 279, 338, 351, 377, 403, 507, 522, 558, 702, 754, 783, 806, 837, 899, 961, 1014, 1131, 1209, 1521, 1566, 1674, 1798, 1922, 2262, 2418, 2697, 2883, 3042, 3393, 3627, 4563, 4901, 5239, 5394, 5766, 6786, 7254, 8091, 8649, 9126, 9802, 10179, 10478, 10881, 11687, 12493, 14703, 15717, 16182, 17298, 20358, 21762, 23374, 24273, 24986, 25947, 27869, 29406, 31434, 35061, 37479, 44109, 47151, 48546, 51894, 55738, 70122, 74958, 83607, 88218, 94302, 105183, 112437, 132327, 141453, 151931, 162409, 167214, 210366, 224874, 250821, 264654, 282906, 303862, 315549, 324818, 337311, 362297, 455793, 487227, 501642, 631098, 674622, 724594, 752463, 911586, 974454, 1086891, 1367379, 1461681, 1504926, 2173782, 2734758, 2923362, 3260673, 4102137, 4385043, 4709861, 6521346, 8204274, 8770086, 9419722, 9782019, 14129583, 19564038, 28259166, 42388749, 84777498, 127166247, 254332494]

約数ペア:

[(1, 254332494), (2, 127166247), (3, 84777498), (6, 42388749), (9, 28259166), (13, 19564038), (18, 14129583), (26, 9782019), (27, 9419722), (29, 8770086), (31, 8204274), (39, 6521346), (54, 4709861), (58, 4385043), (62, 4102137), (78, 3260673), (87, 2923362), (93, 2734758), (117, 2173782), (169, 1504926), (174, 1461681), (186, 1367379), (234, 1086891), (261, 974454), (279, 911586), (338, 752463), (351, 724594), (377, 674622), (403, 631098), (507, 501642), (522, 487227), (558, 455793), (702, 362297), (754, 337311), (783, 324818), (806, 315549), (837, 303862), (899, 282906), (961, 264654), (1014, 250821), (1131, 224874), (1209, 210366), (1521, 167214), (1566, 162409), (1674, 151931), (1798, 141453), (1922, 132327), (2262, 112437), (2418, 105183), (2697, 94302), (2883, 88218), (3042, 83607), (3393, 74958), (3627, 70122), (4563, 55738), (4901, 51894), (5239, 48546), (5394, 47151), (5766, 44109), (6786, 37479), (7254, 35061), (8091, 31434), (8649, 29406), (9126, 27869), (9802, 25947), (10179, 24986), (10478, 24273), (10881, 23374), (11687, 21762), (12493, 20358), (14703, 17298), (15717, 16182)]