266305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:276

約数の個数: 16

約数和(自身を含む): 365904

約数和(自身を除く): 99599

約数列:

[1, 5, 13, 17, 65, 85, 221, 241, 1105, 1205, 3133, 4097, 15665, 20485, 53261, 266305]

約数ペア:

[(1, 266305), (5, 53261), (13, 20485), (17, 15665), (65, 4097), (85, 3133), (221, 1205), (241, 1105)]