71340455

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{3089}}^1$

素因数の和:3274

約数の個数: 16

約数和(自身を含む): 88992000

約数和(自身を除く): 17651545

約数列:

[1, 5, 31, 149, 155, 745, 3089, 4619, 15445, 23095, 95759, 460261, 478795, 2301305, 14268091, 71340455]

約数ペア:

[(1, 71340455), (5, 14268091), (31, 2301305), (149, 478795), (155, 460261), (745, 95759), (3089, 23095), (4619, 15445)]