213562945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{5779}}^1$

素因数の和:6192

約数の個数: 16

約数和(自身を含む): 270504000

約数和(自身を除く): 56941055

約数列:

[1, 5, 19, 95, 389, 1945, 5779, 7391, 28895, 36955, 109801, 549005, 2248031, 11240155, 42712589, 213562945]

約数ペア:

[(1, 213562945), (5, 42712589), (19, 11240155), (95, 2248031), (389, 549005), (1945, 109801), (5779, 36955), (7391, 28895)]