61989837

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1$

素因数の和:115

約数の個数: 96

約数和(自身を含む): 116750592

約数和(自身を除く): 54760755

約数列:

[1, 3, 7, 13, 17, 19, 21, 37, 39, 51, 57, 91, 111, 119, 133, 221, 247, 259, 273, 323, 357, 361, 399, 481, 629, 663, 703, 741, 777, 969, 1083, 1443, 1547, 1729, 1887, 2109, 2261, 2527, 3367, 4199, 4403, 4641, 4693, 4921, 5187, 6137, 6783, 7581, 8177, 9139, 10101, 11951, 12597, 13209, 13357, 14079, 14763, 18411, 24531, 27417, 29393, 32851, 35853, 40071, 42959, 57239, 63973, 79781, 83657, 88179, 93499, 98553, 128877, 155363, 171717, 173641, 191919, 227069, 239343, 250971, 280497, 466089, 520923, 558467, 681207, 1087541, 1215487, 1589483, 1675401, 2951897, 3262623, 3646461, 4768449, 8855691, 20663279, 61989837]

約数ペア:

[(1, 61989837), (3, 20663279), (7, 8855691), (13, 4768449), (17, 3646461), (19, 3262623), (21, 2951897), (37, 1675401), (39, 1589483), (51, 1215487), (57, 1087541), (91, 681207), (111, 558467), (119, 520923), (133, 466089), (221, 280497), (247, 250971), (259, 239343), (273, 227069), (323, 191919), (357, 173641), (361, 171717), (399, 155363), (481, 128877), (629, 98553), (663, 93499), (703, 88179), (741, 83657), (777, 79781), (969, 63973), (1083, 57239), (1443, 42959), (1547, 40071), (1729, 35853), (1887, 32851), (2109, 29393), (2261, 27417), (2527, 24531), (3367, 18411), (4199, 14763), (4403, 14079), (4641, 13357), (4693, 13209), (4921, 12597), (5187, 11951), (6137, 10101), (6783, 9139), (7581, 8177)]