1204349905

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{1990661}}^1$

素因数の和:1990688

約数の個数: 12

約数和(自身を含む): 1588548276

約数和(自身を除く): 384198371

約数列:

[1, 5, 11, 55, 121, 605, 1990661, 9953305, 21897271, 109486355, 240869981, 1204349905]

約数ペア:

[(1, 1204349905), (5, 240869981), (11, 109486355), (55, 21897271), (121, 9953305), (605, 1990661)]