72778059

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{2113}}^1$

素因数の和:2251

約数の個数: 24

約数和(自身を含む): 108828720

約数和(自身を除く): 36050661

約数列:

[1, 3, 9, 43, 89, 129, 267, 387, 801, 2113, 3827, 6339, 11481, 19017, 34443, 90859, 188057, 272577, 564171, 817731, 1692513, 8086451, 24259353, 72778059]

約数ペア:

[(1, 72778059), (3, 24259353), (9, 8086451), (43, 1692513), (89, 817731), (129, 564171), (267, 272577), (387, 188057), (801, 90859), (2113, 34443), (3827, 19017), (6339, 11481)]