30257715

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28411}}^1$

素因数の和:28490

約数の個数: 16

約数和(自身を含む): 49095936

約数和(自身を除く): 18838221

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 28411, 85233, 142055, 426165, 2017181, 6051543, 10085905, 30257715]

約数ペア:

[(1, 30257715), (3, 10085905), (5, 6051543), (15, 2017181), (71, 426165), (213, 142055), (355, 85233), (1065, 28411)]