76543216

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{154321}}^1$

素因数の和:154360

約数の個数: 20

約数和(自身を含む): 153087424

約数和(自身を除く): 76544208

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 154321, 308642, 617284, 1234568, 2469136, 4783951, 9567902, 19135804, 38271608, 76543216]

約数ペア:

[(1, 76543216), (2, 38271608), (4, 19135804), (8, 9567902), (16, 4783951), (31, 2469136), (62, 1234568), (124, 617284), (248, 308642), (496, 154321)]