71681264

素因数分解:

$2^4\times {\mathrm{521}}^1\times {\mathrm{8599}}^1$

素因数の和:9128

約数の個数: 20

約数和(自身を含む): 139165200

約数和(自身を除く): 67483936

約数列:

[1, 2, 4, 8, 16, 521, 1042, 2084, 4168, 8336, 8599, 17198, 34396, 68792, 137584, 4480079, 8960158, 17920316, 35840632, 71681264]

約数ペア:

[(1, 71681264), (2, 35840632), (4, 17920316), (8, 8960158), (16, 4480079), (521, 137584), (1042, 68792), (2084, 34396), (4168, 17198), (8336, 8599)]