12864123

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:288

約数の個数: 32

約数和(自身を含む): 19942400

約数和(自身を除く): 7078277

約数列:

[1, 3, 9, 27, 37, 79, 111, 163, 237, 333, 489, 711, 999, 1467, 2133, 2923, 4401, 6031, 8769, 12877, 18093, 26307, 38631, 54279, 78921, 115893, 162837, 347679, 476449, 1429347, 4288041, 12864123]

約数ペア:

[(1, 12864123), (3, 4288041), (9, 1429347), (27, 476449), (37, 347679), (79, 162837), (111, 115893), (163, 78921), (237, 54279), (333, 38631), (489, 26307), (711, 18093), (999, 12877), (1467, 8769), (2133, 6031), (2923, 4401)]