40121289

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3853}}^1$

素因数の和:3961

約数の個数: 24

約数和(自身を含む): 63128520

約数和(自身を除く): 23007231

約数列:

[1, 3, 9, 13, 39, 89, 117, 267, 801, 1157, 3471, 3853, 10413, 11559, 34677, 50089, 150267, 342917, 450801, 1028751, 3086253, 4457921, 13373763, 40121289]

約数ペア:

[(1, 40121289), (3, 13373763), (9, 4457921), (13, 3086253), (39, 1028751), (89, 450801), (117, 342917), (267, 150267), (801, 50089), (1157, 34677), (3471, 11559), (3853, 10413)]