1566890163

素因数分解:

$3^4\times {\mathrm{1999}}^1\times {\mathrm{9677}}^1$

素因数の和:11688

約数の個数: 20

約数和(自身を含む): 2342076000

約数和(自身を除く): 775185837

約数列:

[1, 3, 9, 27, 81, 1999, 5997, 9677, 17991, 29031, 53973, 87093, 161919, 261279, 783837, 19344323, 58032969, 174098907, 522296721, 1566890163]

約数ペア:

[(1, 1566890163), (3, 522296721), (9, 174098907), (27, 58032969), (81, 19344323), (1999, 783837), (5997, 261279), (9677, 161919), (17991, 87093), (29031, 53973)]