27320979

素因数分解:

$3^1\times 7^4\times {\mathrm{3793}}^1$

素因数の和:3824

約数の個数: 20

約数和(自身を含む): 42507976

約数和(自身を除く): 15186997

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 3793, 7203, 11379, 26551, 79653, 185857, 557571, 1300999, 3902997, 9106993, 27320979]

約数ペア:

[(1, 27320979), (3, 9106993), (7, 3902997), (21, 1300999), (49, 557571), (147, 185857), (343, 79653), (1029, 26551), (2401, 11379), (3793, 7203)]