68840109

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{8287}}^1$

素因数の和:8377

約数の個数: 24

約数和(自身を含む): 108605952

約数和(自身を除く): 39765843

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 8287, 8307, 24861, 74583, 107731, 323193, 588377, 969579, 1765131, 5295393, 7648901, 22946703, 68840109]

約数ペア:

[(1, 68840109), (3, 22946703), (9, 7648901), (13, 5295393), (39, 1765131), (71, 969579), (117, 588377), (213, 323193), (639, 107731), (923, 74583), (2769, 24861), (8287, 8307)]