9991725

素因数分解:

$3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{1049}}^1$

素因数の和:1189

約数の個数: 24

約数和(自身を含む): 16665600

約数和(自身を除く): 6673875

約数列:

[1, 3, 5, 15, 25, 75, 127, 381, 635, 1049, 1905, 3147, 3175, 5245, 9525, 15735, 26225, 78675, 133223, 399669, 666115, 1998345, 3330575, 9991725]

約数ペア:

[(1, 9991725), (3, 3330575), (5, 1998345), (15, 666115), (25, 399669), (75, 133223), (127, 78675), (381, 26225), (635, 15735), (1049, 9525), (1905, 5245), (3147, 3175)]