161390411

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47933}}^1$

素因数の和:47990

約数の個数: 16

約数和(自身を含む): 204007104

約数和(自身を除く): 42616693

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 47933, 335531, 623129, 1773521, 4361903, 12414647, 23055773, 161390411]

約数ペア:

[(1, 161390411), (7, 23055773), (13, 12414647), (37, 4361903), (91, 1773521), (259, 623129), (481, 335531), (3367, 47933)]