28305261205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{25615621}}^1$

素因数の和:25615656

約数の個数: 16

約数和(自身を含む): 38730820464

約数和(自身を除く): 10425559259

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 25615621, 128078105, 333003073, 435465557, 1665015365, 2177327785, 5661052241, 28305261205]

約数ペア:

[(1, 28305261205), (5, 5661052241), (13, 2177327785), (17, 1665015365), (65, 435465557), (85, 333003073), (221, 128078105), (1105, 25615621)]