12909463

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{443}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 15515136

約数和(自身を除く): 2605673

約数列:

[1, 7, 23, 161, 181, 443, 1267, 3101, 4163, 10189, 29141, 71323, 80183, 561281, 1844209, 12909463]

約数ペア:

[(1, 12909463), (7, 1844209), (23, 561281), (161, 80183), (181, 71323), (443, 29141), (1267, 10189), (3101, 4163)]