1021167

素因数分解:

$3^4\times 7^1\times {\mathrm{1801}}^1$

素因数の和:1820

約数の個数: 20

約数和(自身を含む): 1744336

約数和(自身を除く): 723169

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1801, 5403, 12607, 16209, 37821, 48627, 113463, 145881, 340389, 1021167]

約数ペア:

[(1, 1021167), (3, 340389), (7, 145881), (9, 113463), (21, 48627), (27, 37821), (63, 16209), (81, 12607), (189, 5403), (567, 1801)]