13289391

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 19880640

約数和(自身を除く): 6591249

約数列:

[1, 3, 9, 47, 89, 141, 267, 353, 423, 801, 1059, 3177, 4183, 12549, 16591, 31417, 37647, 49773, 94251, 149319, 282753, 1476599, 4429797, 13289391]

約数ペア:

[(1, 13289391), (3, 4429797), (9, 1476599), (47, 282753), (89, 149319), (141, 94251), (267, 49773), (353, 37647), (423, 31417), (801, 16591), (1059, 12549), (3177, 4183)]