239990043

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{8353}}^1$

素因数の和:8574

約数の個数: 16

約数和(自身を含む): 327343136

約数和(自身を除く): 87353093

約数列:

[1, 3, 61, 157, 183, 471, 8353, 9577, 25059, 28731, 509533, 1311421, 1528599, 3934263, 79996681, 239990043]

約数ペア:

[(1, 239990043), (3, 79996681), (61, 3934263), (157, 1528599), (183, 1311421), (471, 509533), (8353, 28731), (9577, 25059)]