128575694

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 212012640

約数和(自身を除く): 83436946

約数列:

[1, 2, 13, 26, 107, 113, 214, 226, 409, 818, 1391, 1469, 2782, 2938, 5317, 10634, 12091, 24182, 43763, 46217, 87526, 92434, 157183, 314366, 568919, 600821, 1137838, 1201642, 4945219, 9890438, 64287847, 128575694]

約数ペア:

[(1, 128575694), (2, 64287847), (13, 9890438), (26, 4945219), (107, 1201642), (113, 1137838), (214, 600821), (226, 568919), (409, 314366), (818, 157183), (1391, 92434), (1469, 87526), (2782, 46217), (2938, 43763), (5317, 24182), (10634, 12091)]