212946138

素因数分解:

$2^1\times 3^3\times {\mathrm{181}}^1\times {\mathrm{21787}}^1$

素因数の和:21979

約数の個数: 32

約数和(自身を含む): 475849920

約数和(自身を除く): 262903782

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 181, 362, 543, 1086, 1629, 3258, 4887, 9774, 21787, 43574, 65361, 130722, 196083, 392166, 588249, 1176498, 3943447, 7886894, 11830341, 23660682, 35491023, 70982046, 106473069, 212946138]

約数ペア:

[(1, 212946138), (2, 106473069), (3, 70982046), (6, 35491023), (9, 23660682), (18, 11830341), (27, 7886894), (54, 3943447), (181, 1176498), (362, 588249), (543, 392166), (1086, 196083), (1629, 130722), (3258, 65361), (4887, 43574), (9774, 21787)]