128481009

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{3571}}^1$

素因数の和:3820

約数の個数: 16

約数和(自身を含む): 174885120

約数和(自身を除く): 46404111

約数列:

[1, 3, 67, 179, 201, 537, 3571, 10713, 11993, 35979, 239257, 639209, 717771, 1917627, 42827003, 128481009]

約数ペア:

[(1, 128481009), (3, 42827003), (67, 1917627), (179, 717771), (201, 639209), (537, 239257), (3571, 35979), (10713, 11993)]