12261985

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{839}}^1$

素因数の和:960

約数の個数: 16

約数和(自身を含む): 15321600

約数和(自身を除く): 3059615

約数列:

[1, 5, 37, 79, 185, 395, 839, 2923, 4195, 14615, 31043, 66281, 155215, 331405, 2452397, 12261985]

約数ペア:

[(1, 12261985), (5, 2452397), (37, 331405), (79, 155215), (185, 66281), (395, 31043), (839, 14615), (2923, 4195)]