72137913

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1\times {\mathrm{1999}}^1$

素因数の和:2548

約数の個数: 16

約数和(自身を含む): 100608000

約数和(自身を除く): 28470087

約数列:

[1, 3, 23, 69, 523, 1569, 1999, 5997, 12029, 36087, 45977, 137931, 1045477, 3136431, 24045971, 72137913]

約数ペア:

[(1, 72137913), (3, 24045971), (23, 3136431), (69, 1045477), (523, 137931), (1569, 45977), (1999, 36087), (5997, 12029)]