1555142981

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1\times {\mathrm{3203}}^1$

素因数の和:3848

約数の個数: 16

約数和(自身を含む): 1794240000

約数和(自身を除く): 239097019

約数列:

[1, 7, 139, 499, 973, 3203, 3493, 22421, 69361, 445217, 485527, 1598297, 3116519, 11188079, 222163283, 1555142981]

約数ペア:

[(1, 1555142981), (7, 222163283), (139, 11188079), (499, 3116519), (973, 1598297), (3203, 485527), (3493, 445217), (22421, 69361)]