398687510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3066827}}^1$

素因数の和:3066847

約数の個数: 16

約数和(自身を含む): 772840656

約数和(自身を除く): 374153146

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 3066827, 6133654, 15334135, 30668270, 39868751, 79737502, 199343755, 398687510]

約数ペア:

[(1, 398687510), (2, 199343755), (5, 79737502), (10, 39868751), (13, 30668270), (26, 15334135), (65, 6133654), (130, 3066827)]