13187841

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:496

約数の個数: 16

約数和(自身を含む): 17908800

約数和(自身を除く): 4720959

約数列:

[1, 3, 149, 163, 181, 447, 489, 543, 24287, 26969, 29503, 72861, 80907, 88509, 4395947, 13187841]

約数ペア:

[(1, 13187841), (3, 4395947), (149, 88509), (163, 80907), (181, 72861), (447, 29503), (489, 26969), (543, 24287)]