40129869

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{21893}}^1$

素因数の和:21956

約数の個数: 16

約数和(自身を含む): 58851072

約数和(自身を除く): 18721203

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 21893, 65679, 284609, 853827, 1028971, 3086913, 13376623, 40129869]

約数ペア:

[(1, 40129869), (3, 13376623), (13, 3086913), (39, 1028971), (47, 853827), (141, 284609), (611, 65679), (1833, 21893)]