81012387

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1\times {\mathrm{1657}}^1$

素因数の和:2082

約数の個数: 16

約数和(自身を含む): 110887040

約数和(自身を除く): 29874653

約数列:

[1, 3, 43, 129, 379, 1137, 1657, 4971, 16297, 48891, 71251, 213753, 628003, 1884009, 27004129, 81012387]

約数ペア:

[(1, 81012387), (3, 27004129), (43, 1884009), (129, 628003), (379, 213753), (1137, 71251), (1657, 48891), (4971, 16297)]