2520147

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2927}}^1$

素因数の和:2978

約数の個数: 16

約数和(自身を含む): 3935232

約数和(自身を除く): 1415085

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 2927, 8781, 20489, 61467, 120007, 360021, 840049, 2520147]

約数ペア:

[(1, 2520147), (3, 840049), (7, 360021), (21, 120007), (41, 61467), (123, 20489), (287, 8781), (861, 2927)]