645087186

素因数分解:

$2^1\times 3^3\times {\mathrm{11946059}}^1$

素因数の和:11946070

約数の個数: 16

約数和(自身を含む): 1433527200

約数和(自身を除く): 788440014

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 11946059, 23892118, 35838177, 71676354, 107514531, 215029062, 322543593, 645087186]

約数ペア:

[(1, 645087186), (2, 322543593), (3, 215029062), (6, 107514531), (9, 71676354), (18, 35838177), (27, 23892118), (54, 11946059)]