217171630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1670551}}^1$

素因数の和:1670571

約数の個数: 16

約数和(自身を含む): 420979104

約数和(自身を除く): 203807474

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1670551, 3341102, 8352755, 16705510, 21717163, 43434326, 108585815, 217171630]

約数ペア:

[(1, 217171630), (2, 108585815), (5, 43434326), (10, 21717163), (13, 16705510), (26, 8352755), (65, 3341102), (130, 1670551)]