28302831

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 43296000

約数和(自身を除く): 14993169

約数列:

[1, 3, 9, 27, 59, 109, 163, 177, 327, 489, 531, 981, 1467, 1593, 2943, 4401, 6431, 9617, 17767, 19293, 28851, 53301, 57879, 86553, 159903, 173637, 259659, 479709, 1048253, 3144759, 9434277, 28302831]

約数ペア:

[(1, 28302831), (3, 9434277), (9, 3144759), (27, 1048253), (59, 479709), (109, 259659), (163, 173637), (177, 159903), (327, 86553), (489, 57879), (531, 53301), (981, 28851), (1467, 19293), (1593, 17767), (2943, 9617), (4401, 6431)]