128565927

素因数分解:

$3^3\times 7^1\times {\mathrm{433}}^1\times {\mathrm{1571}}^1$

素因数の和:2020

約数の個数: 32

約数和(自身を含む): 218319360

約数和(自身を除く): 89753433

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 433, 1299, 1571, 3031, 3897, 4713, 9093, 10997, 11691, 14139, 27279, 32991, 42417, 81837, 98973, 296919, 680243, 2040729, 4761701, 6122187, 14285103, 18366561, 42855309, 128565927]

約数ペア:

[(1, 128565927), (3, 42855309), (7, 18366561), (9, 14285103), (21, 6122187), (27, 4761701), (63, 2040729), (189, 680243), (433, 296919), (1299, 98973), (1571, 81837), (3031, 42417), (3897, 32991), (4713, 27279), (9093, 14139), (10997, 11691)]