398862828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1117}}^1$

素因数の和:1256

約数の個数: 144

約数和(自身を含む): 1253412160

約数和(自身を除く): 854549332

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 109, 117, 126, 156, 182, 218, 234, 252, 273, 327, 364, 436, 468, 546, 654, 763, 819, 981, 1092, 1117, 1308, 1417, 1526, 1638, 1962, 2234, 2289, 2834, 3052, 3276, 3351, 3924, 4251, 4468, 4578, 5668, 6702, 6867, 7819, 8502, 9156, 9919, 10053, 12753, 13404, 13734, 14521, 15638, 17004, 19838, 20106, 23457, 25506, 27468, 29042, 29757, 31276, 39676, 40212, 43563, 46914, 51012, 58084, 59514, 70371, 87126, 89271, 93828, 101647, 119028, 121753, 130689, 140742, 174252, 178542, 203294, 243506, 261378, 281484, 304941, 357084, 365259, 406588, 487012, 522756, 609882, 730518, 852271, 914823, 1095777, 1219764, 1461036, 1582789, 1704542, 1829646, 2191554, 2556813, 3165578, 3409084, 3659292, 4383108, 4748367, 5113626, 6331156, 7670439, 9496734, 10227252, 11079523, 14245101, 15340878, 18993468, 22159046, 28490202, 30681756, 33238569, 44318092, 56980404, 66477138, 99715707, 132954276, 199431414, 398862828]

約数ペア:

[(1, 398862828), (2, 199431414), (3, 132954276), (4, 99715707), (6, 66477138), (7, 56980404), (9, 44318092), (12, 33238569), (13, 30681756), (14, 28490202), (18, 22159046), (21, 18993468), (26, 15340878), (28, 14245101), (36, 11079523), (39, 10227252), (42, 9496734), (52, 7670439), (63, 6331156), (78, 5113626), (84, 4748367), (91, 4383108), (109, 3659292), (117, 3409084), (126, 3165578), (156, 2556813), (182, 2191554), (218, 1829646), (234, 1704542), (252, 1582789), (273, 1461036), (327, 1219764), (364, 1095777), (436, 914823), (468, 852271), (546, 730518), (654, 609882), (763, 522756), (819, 487012), (981, 406588), (1092, 365259), (1117, 357084), (1308, 304941), (1417, 281484), (1526, 261378), (1638, 243506), (1962, 203294), (2234, 178542), (2289, 174252), (2834, 140742), (3052, 130689), (3276, 121753), (3351, 119028), (3924, 101647), (4251, 93828), (4468, 89271), (4578, 87126), (5668, 70371), (6702, 59514), (6867, 58084), (7819, 51012), (8502, 46914), (9156, 43563), (9919, 40212), (10053, 39676), (12753, 31276), (13404, 29757), (13734, 29042), (14521, 27468), (15638, 25506), (17004, 23457), (19838, 20106)]