28339320961

素因数分解:

$7^3\times {\mathrm{1303}}^1\times {\mathrm{63409}}^1$

素因数の和:64733

約数の個数: 16

約数和(自身を含む): 33074656000

約数和(自身を除く): 4735335039

約数列:

[1, 7, 49, 343, 1303, 9121, 63409, 63847, 443863, 446929, 3107041, 21749287, 82621927, 578353489, 4048474423, 28339320961]

約数ペア:

[(1, 28339320961), (7, 4048474423), (49, 578353489), (343, 82621927), (1303, 21749287), (9121, 3107041), (63409, 446929), (63847, 443863)]