12391265

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{881}}^1$

素因数の和:1012

約数の個数: 16

約数和(自身を含む): 15558480

約数和(自身を除く): 3167215

約数列:

[1, 5, 29, 97, 145, 485, 881, 2813, 4405, 14065, 25549, 85457, 127745, 427285, 2478253, 12391265]

約数ペア:

[(1, 12391265), (5, 2478253), (29, 427285), (97, 127745), (145, 85457), (485, 25549), (881, 14065), (2813, 4405)]