1287667576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{113591}}^1$

素因数の和:113719

約数の個数: 32

約数和(自身を含む): 2623975200

約数和(自身を除く): 1336307624

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 109, 218, 436, 872, 1417, 2834, 5668, 11336, 113591, 227182, 454364, 908728, 1476683, 2953366, 5906732, 11813464, 12381419, 24762838, 49525676, 99051352, 160958447, 321916894, 643833788, 1287667576]

約数ペア:

[(1, 1287667576), (2, 643833788), (4, 321916894), (8, 160958447), (13, 99051352), (26, 49525676), (52, 24762838), (104, 12381419), (109, 11813464), (218, 5906732), (436, 2953366), (872, 1476683), (1417, 908728), (2834, 454364), (5668, 227182), (11336, 113591)]