1390421630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10695551}}^1$

素因数の和:10695571

約数の個数: 16

約数和(自身を含む): 2695279104

約数和(自身を除く): 1304857474

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 10695551, 21391102, 53477755, 106955510, 139042163, 278084326, 695210815, 1390421630]

約数ペア:

[(1, 1390421630), (2, 695210815), (5, 278084326), (10, 139042163), (13, 106955510), (26, 53477755), (65, 21391102), (130, 10695551)]