643113448

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{9661}}^1$

素因数の和:9877

約数の個数: 32

約数和(自身を含む): 1236542760

約数和(自身を除く): 593429312

約数列:

[1, 2, 4, 8, 53, 106, 157, 212, 314, 424, 628, 1256, 8321, 9661, 16642, 19322, 33284, 38644, 66568, 77288, 512033, 1024066, 1516777, 2048132, 3033554, 4096264, 6067108, 12134216, 80389181, 160778362, 321556724, 643113448]

約数ペア:

[(1, 643113448), (2, 321556724), (4, 160778362), (8, 80389181), (53, 12134216), (106, 6067108), (157, 4096264), (212, 3033554), (314, 2048132), (424, 1516777), (628, 1024066), (1256, 512033), (8321, 77288), (9661, 66568), (16642, 38644), (19322, 33284)]