320440671

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{86629}}^1$

素因数の和:86775

約数の個数: 16

約数和(自身を含む): 478197600

約数和(自身を除く): 157756929

約数列:

[1, 3, 9, 27, 137, 411, 1233, 3699, 86629, 259887, 779661, 2338983, 11868173, 35604519, 106813557, 320440671]

約数ペア:

[(1, 320440671), (3, 106813557), (9, 35604519), (27, 11868173), (137, 2338983), (411, 779661), (1233, 259887), (3699, 86629)]