355318990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1279}}^1\times {\mathrm{2137}}^1$

素因数の和:3436

約数の個数: 32

約数和(自身を含む): 689633280

約数和(自身を除く): 334314290

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1279, 2137, 2558, 4274, 6395, 10685, 12790, 16627, 21370, 27781, 33254, 55562, 83135, 138905, 166270, 277810, 2733223, 5466446, 13666115, 27332230, 35531899, 71063798, 177659495, 355318990]

約数ペア:

[(1, 355318990), (2, 177659495), (5, 71063798), (10, 35531899), (13, 27332230), (26, 13666115), (65, 5466446), (130, 2733223), (1279, 277810), (2137, 166270), (2558, 138905), (4274, 83135), (6395, 55562), (10685, 33254), (12790, 27781), (16627, 21370)]