28428911

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1\times {\mathrm{293}}^1$

素因数の和:550

約数の個数: 16

約数和(自身を含む): 33191424

約数和(自身を除く): 4762513

約数列:

[1, 7, 83, 167, 293, 581, 1169, 2051, 13861, 24319, 48931, 97027, 170233, 342517, 4061273, 28428911]

約数ペア:

[(1, 28428911), (7, 4061273), (83, 342517), (167, 170233), (293, 97027), (581, 48931), (1169, 24319), (2051, 13861)]