27887994

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 62517312

約数和(自身を除く): 34629318

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 137, 258, 263, 274, 387, 411, 526, 774, 789, 822, 1233, 1578, 2367, 2466, 4734, 5891, 11309, 11782, 17673, 22618, 33927, 35346, 36031, 53019, 67854, 72062, 101781, 106038, 108093, 203562, 216186, 324279, 648558, 1549333, 3098666, 4647999, 9295998, 13943997, 27887994]

約数ペア:

[(1, 27887994), (2, 13943997), (3, 9295998), (6, 4647999), (9, 3098666), (18, 1549333), (43, 648558), (86, 324279), (129, 216186), (137, 203562), (258, 108093), (263, 106038), (274, 101781), (387, 72062), (411, 67854), (526, 53019), (774, 36031), (789, 35346), (822, 33927), (1233, 22618), (1578, 17673), (2367, 11782), (2466, 11309), (4734, 5891)]