30731385

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{66089}}^1$

素因数の和:66128

約数の個数: 16

約数和(自身を含む): 50757120

約数和(自身を除く): 20025735

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 66089, 198267, 330445, 991335, 2048759, 6146277, 10243795, 30731385]

約数ペア:

[(1, 30731385), (3, 10243795), (5, 6146277), (15, 2048759), (31, 991335), (93, 330445), (155, 198267), (465, 66089)]