2159508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 5519360

約数和(自身を除く): 3359852

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 109, 127, 156, 218, 254, 327, 381, 436, 508, 654, 762, 1308, 1417, 1524, 1651, 2834, 3302, 4251, 4953, 5668, 6604, 8502, 9906, 13843, 17004, 19812, 27686, 41529, 55372, 83058, 166116, 179959, 359918, 539877, 719836, 1079754, 2159508]

約数ペア:

[(1, 2159508), (2, 1079754), (3, 719836), (4, 539877), (6, 359918), (12, 179959), (13, 166116), (26, 83058), (39, 55372), (52, 41529), (78, 27686), (109, 19812), (127, 17004), (156, 13843), (218, 9906), (254, 8502), (327, 6604), (381, 5668), (436, 4953), (508, 4251), (654, 3302), (762, 2834), (1308, 1651), (1417, 1524)]