68905616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{331277}}^1$

素因数の和:331298

約数の個数: 20

約数和(自身を含む): 143774652

約数和(自身を除く): 74869036

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 331277, 662554, 1325108, 2650216, 4306601, 5300432, 8613202, 17226404, 34452808, 68905616]

約数ペア:

[(1, 68905616), (2, 34452808), (4, 17226404), (8, 8613202), (13, 5300432), (16, 4306601), (26, 2650216), (52, 1325108), (104, 662554), (208, 331277)]