12345641

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{6971}}^1$

素因数の和:7012

約数の個数: 16

約数和(自身を含む): 16063488

約数和(自身を除く): 3717847

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 6971, 48797, 76681, 160333, 536767, 1122331, 1763663, 12345641]

約数ペア:

[(1, 12345641), (7, 1763663), (11, 1122331), (23, 536767), (77, 160333), (161, 76681), (253, 48797), (1771, 6971)]