28650843

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3449}}^1$

素因数の和:3539

約数の個数: 24

約数和(自身を含む): 45208800

約数和(自身を除く): 16557957

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 3449, 8307, 10347, 31041, 44837, 134511, 244879, 403533, 734637, 2203911, 3183427, 9550281, 28650843]

約数ペア:

[(1, 28650843), (3, 9550281), (9, 3183427), (13, 2203911), (39, 734637), (71, 403533), (117, 244879), (213, 134511), (639, 44837), (923, 31041), (2769, 10347), (3449, 8307)]