4247555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{647}}^1$

素因数の和:766

約数の個数: 16

約数和(自身を含む): 5552064

約数和(自身を除く): 1304509

約数列:

[1, 5, 13, 65, 101, 505, 647, 1313, 3235, 6565, 8411, 42055, 65347, 326735, 849511, 4247555]

約数ペア:

[(1, 4247555), (5, 849511), (13, 326735), (65, 65347), (101, 42055), (505, 8411), (647, 6565), (1313, 3235)]