72239557

素因数分解:

${\mathrm{13}}^3\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:421

約数の個数: 16

約数和(自身を含む): 79168320

約数和(自身を除く): 6928763

約数列:

[1, 13, 131, 169, 251, 1703, 2197, 3263, 22139, 32881, 42419, 287807, 427453, 551447, 5556889, 72239557]

約数ペア:

[(1, 72239557), (13, 5556889), (131, 551447), (169, 427453), (251, 287807), (1703, 42419), (2197, 32881), (3263, 22139)]