12971075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{373}}^1$

素因数の和:503

約数の個数: 24

約数和(自身を含む): 17530128

約数和(自身を除く): 4559053

約数列:

[1, 5, 13, 25, 65, 107, 325, 373, 535, 1391, 1865, 2675, 4849, 6955, 9325, 24245, 34775, 39911, 121225, 199555, 518843, 997775, 2594215, 12971075]

約数ペア:

[(1, 12971075), (5, 2594215), (13, 997775), (25, 518843), (65, 199555), (107, 121225), (325, 39911), (373, 34775), (535, 24245), (1391, 9325), (1865, 6955), (2675, 4849)]