28665747

素因数分解:

$3^2\times {\mathrm{11}}^3\times {\mathrm{2393}}^1$

素因数の和:2432

約数の個数: 24

約数和(自身を含む): 45562608

約数和(自身を除く): 16896861

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 1331, 2393, 3993, 7179, 11979, 21537, 26323, 78969, 236907, 289553, 868659, 2605977, 3185083, 9555249, 28665747]

約数ペア:

[(1, 28665747), (3, 9555249), (9, 3185083), (11, 2605977), (33, 868659), (99, 289553), (121, 236907), (363, 78969), (1089, 26323), (1331, 21537), (2393, 11979), (3993, 7179)]