671407495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{21379}}^1$

素因数の和:21966

約数の個数: 16

約数和(自身を含む): 880513920

約数和(自身を除く): 209106425

約数列:

[1, 5, 11, 55, 571, 2855, 6281, 21379, 31405, 106895, 235169, 1175845, 12207409, 61037045, 134281499, 671407495]

約数ペア:

[(1, 671407495), (5, 134281499), (11, 61037045), (55, 12207409), (571, 1175845), (2855, 235169), (6281, 106895), (21379, 31405)]