28410265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11813}}^1$

素因数の和:11868

約数の個数: 16

約数和(自身を含む): 37710288

約数和(自身を除く): 9300023

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 11813, 59065, 153569, 437081, 767845, 2185405, 5682053, 28410265]

約数ペア:

[(1, 28410265), (5, 5682053), (13, 2185405), (37, 767845), (65, 437081), (185, 153569), (481, 59065), (2405, 11813)]