64641521

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1\times {\mathrm{557}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 75530880

約数和(自身を除く): 10889359

約数列:

[1, 7, 59, 281, 413, 557, 1967, 3899, 16579, 32863, 116053, 156517, 230041, 1095619, 9234503, 64641521]

約数ペア:

[(1, 64641521), (7, 9234503), (59, 1095619), (281, 230041), (413, 156517), (557, 116053), (1967, 32863), (3899, 16579)]