7840881

素因数分解:

$3^5\times {\mathrm{41}}^1\times {\mathrm{787}}^1$

素因数の和:843

約数の個数: 24

約数和(自身を含む): 12046944

約数和(自身を除く): 4206063

約数列:

[1, 3, 9, 27, 41, 81, 123, 243, 369, 787, 1107, 2361, 3321, 7083, 9963, 21249, 32267, 63747, 96801, 191241, 290403, 871209, 2613627, 7840881]

約数ペア:

[(1, 7840881), (3, 2613627), (9, 871209), (27, 290403), (41, 191241), (81, 96801), (123, 63747), (243, 32267), (369, 21249), (787, 9963), (1107, 7083), (2361, 3321)]