40787721

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3917}}^1$

素因数の和:4025

約数の個数: 24

約数和(自身を含む): 64176840

約数和(自身を除く): 23389119

約数列:

[1, 3, 9, 13, 39, 89, 117, 267, 801, 1157, 3471, 3917, 10413, 11751, 35253, 50921, 152763, 348613, 458289, 1045839, 3137517, 4531969, 13595907, 40787721]

約数ペア:

[(1, 40787721), (3, 13595907), (9, 4531969), (13, 3137517), (39, 1045839), (89, 458289), (117, 348613), (267, 152763), (801, 50921), (1157, 35253), (3471, 11751), (3917, 10413)]