664543154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{217313}}^1$

素因数の和:217465

約数の個数: 16

約数和(自身を含む): 1095262560

約数和(自身を除く): 430719406

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 217313, 434626, 2390443, 4780886, 30206507, 60413014, 332271577, 664543154]

約数ペア:

[(1, 664543154), (2, 332271577), (11, 60413014), (22, 30206507), (139, 4780886), (278, 2390443), (1529, 434626), (3058, 217313)]