163211945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{8179}}^1$

素因数の和:8504

約数の個数: 16

約数和(自身を含む): 211632960

約数和(自身を除く): 48421015

約数列:

[1, 5, 13, 65, 307, 1535, 3991, 8179, 19955, 40895, 106327, 531635, 2510953, 12554765, 32642389, 163211945]

約数ペア:

[(1, 163211945), (5, 32642389), (13, 12554765), (65, 2510953), (307, 531635), (1535, 106327), (3991, 40895), (8179, 19955)]