390186

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:470

約数の個数: 24

約数和(自身を含む): 863460

約数和(自身を除く): 473274

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 409, 477, 818, 954, 1227, 2454, 3681, 7362, 21677, 43354, 65031, 130062, 195093, 390186]

約数ペア:

[(1, 390186), (2, 195093), (3, 130062), (6, 65031), (9, 43354), (18, 21677), (53, 7362), (106, 3681), (159, 2454), (318, 1227), (409, 954), (477, 818)]