12653905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12109}}^1$

素因数の和:12144

約数の個数: 16

約数和(自身を含む): 17438400

約数和(自身を除く): 4784495

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 12109, 60545, 133199, 230071, 665995, 1150355, 2530781, 12653905]

約数ペア:

[(1, 12653905), (5, 2530781), (11, 1150355), (19, 665995), (55, 230071), (95, 133199), (209, 60545), (1045, 12109)]