13980265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5813}}^1$

素因数の和:5868

約数の個数: 16

約数和(自身を含む): 18558288

約数和(自身を除く): 4578023

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 5813, 29065, 75569, 215081, 377845, 1075405, 2796053, 13980265]

約数ペア:

[(1, 13980265), (5, 2796053), (13, 1075405), (37, 377845), (65, 215081), (185, 75569), (481, 29065), (2405, 5813)]