66660971518

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{631}}^1\times {\mathrm{403219}}^1$

素因数の和:403983

約数の個数: 16

約数和(自身を含む): 100914675840

約数和(自身を除く): 34253704322

約数列:

[1, 2, 131, 262, 631, 1262, 82661, 165322, 403219, 806438, 52821689, 105643378, 254431189, 508862378, 33330485759, 66660971518]

約数ペア:

[(1, 66660971518), (2, 33330485759), (131, 508862378), (262, 254431189), (631, 105643378), (1262, 52821689), (82661, 806438), (165322, 403219)]