1490215671272

素因数分解:

$2^3\times {\mathrm{21001}}^1\times {\mathrm{8869909}}^1$

素因数の和:8890916

約数の個数: 16

約数和(自身を含む): 2794287747300

約数和(自身を除く): 1304072076028

約数列:

[1, 2, 4, 8, 21001, 42002, 84004, 168008, 8869909, 17739818, 35479636, 70959272, 186276958909, 372553917818, 745107835636, 1490215671272]

約数ペア:

[(1, 1490215671272), (2, 745107835636), (4, 372553917818), (8, 186276958909), (21001, 70959272), (42002, 35479636), (84004, 17739818), (168008, 8869909)]