331279495

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{3109}}^1$

素因数の和:3426

約数の個数: 16

約数和(自身を含む): 403503840

約数和(自身を除く): 72224345

約数列:

[1, 5, 101, 211, 505, 1055, 3109, 15545, 21311, 106555, 314009, 655999, 1570045, 3279995, 66255899, 331279495]

約数ペア:

[(1, 331279495), (5, 66255899), (101, 3279995), (211, 1570045), (505, 655999), (1055, 314009), (3109, 106555), (15545, 21311)]