128155839

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{265333}}^1$

素因数の和:265366

約数の個数: 16

約数和(自身を含む): 203776512

約数和(自身を除く): 75620673

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 265333, 795999, 1857331, 5571993, 6102659, 18307977, 42718613, 128155839]

約数ペア:

[(1, 128155839), (3, 42718613), (7, 18307977), (21, 6102659), (23, 5571993), (69, 1857331), (161, 795999), (483, 265333)]