1988935

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{827}}^1$

素因数の和:882

約数の個数: 16

約数和(自身を含む): 2642976

約数和(自身を除く): 654041

約数列:

[1, 5, 13, 37, 65, 185, 481, 827, 2405, 4135, 10751, 30599, 53755, 152995, 397787, 1988935]

約数ペア:

[(1, 1988935), (5, 397787), (13, 152995), (37, 53755), (65, 30599), (185, 10751), (481, 4135), (827, 2405)]