201257605

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1\times {\mathrm{1531}}^1$

素因数の和:2028

約数の個数: 16

約数和(自身を含む): 246198528

約数和(自身を除く): 44940923

約数列:

[1, 5, 61, 305, 431, 1531, 2155, 7655, 26291, 93391, 131455, 466955, 659861, 3299305, 40251521, 201257605]

約数ペア:

[(1, 201257605), (5, 40251521), (61, 3299305), (305, 659861), (431, 466955), (1531, 131455), (2155, 93391), (7655, 26291)]