427103428

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{641}}^1\times {\mathrm{1061}}^1$

素因数の和:1863

約数の個数: 24

約数和(自身を含む): 754075224

約数和(自身を除く): 326971796

約数列:

[1, 2, 4, 157, 314, 628, 641, 1061, 1282, 2122, 2564, 4244, 100637, 166577, 201274, 333154, 402548, 666308, 680101, 1360202, 2720404, 106775857, 213551714, 427103428]

約数ペア:

[(1, 427103428), (2, 213551714), (4, 106775857), (157, 2720404), (314, 1360202), (628, 680101), (641, 666308), (1061, 402548), (1282, 333154), (2122, 201274), (2564, 166577), (4244, 100637)]