220163741

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{4909}}^1$

素因数の和:5108

約数の個数: 16

約数和(自身を含む): 259248000

約数和(自身を除く): 39084259

約数列:

[1, 7, 43, 149, 301, 1043, 4909, 6407, 34363, 44849, 211087, 731441, 1477609, 5120087, 31451963, 220163741]

約数ペア:

[(1, 220163741), (7, 31451963), (43, 5120087), (149, 1477609), (301, 731441), (1043, 211087), (4909, 44849), (6407, 34363)]