1617794890

素因数分解:

$2^1\times 5^1\times {\mathrm{6521}}^1\times {\mathrm{24809}}^1$

素因数の和:31337

約数の個数: 16

約数和(自身を含む): 2912594760

約数和(自身を除く): 1294799870

約数列:

[1, 2, 5, 10, 6521, 13042, 24809, 32605, 49618, 65210, 124045, 248090, 161779489, 323558978, 808897445, 1617794890]

約数ペア:

[(1, 1617794890), (2, 808897445), (5, 323558978), (10, 161779489), (6521, 248090), (13042, 124045), (24809, 65210), (32605, 49618)]