155971211

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{977}}^1$

素因数の和:1642

約数の個数: 16

約数和(自身を含む): 178011648

約数和(自身を除く): 22040437

約数列:

[1, 11, 23, 253, 631, 977, 6941, 10747, 14513, 22471, 159643, 247181, 616487, 6781357, 14179201, 155971211]

約数ペア:

[(1, 155971211), (11, 14179201), (23, 6781357), (253, 616487), (631, 247181), (977, 159643), (6941, 22471), (10747, 14513)]