81642309

素因数分解:

$3^1\times 7^1\times {\mathrm{1433}}^1\times {\mathrm{2713}}^1$

素因数の和:4156

約数の個数: 16

約数和(自身を含む): 124540032

約数和(自身を除く): 42897723

約数列:

[1, 3, 7, 21, 1433, 2713, 4299, 8139, 10031, 18991, 30093, 56973, 3887729, 11663187, 27214103, 81642309]

約数ペア:

[(1, 81642309), (3, 27214103), (7, 11663187), (21, 3887729), (1433, 56973), (2713, 30093), (4299, 18991), (8139, 10031)]