30506139

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{12149}}^1$

素因数の和:12192

約数の個数: 20

約数和(自身を含む): 47044800

約数和(自身を除く): 16538661

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 12149, 36447, 109341, 328023, 376619, 984069, 1129857, 3389571, 10168713, 30506139]

約数ペア:

[(1, 30506139), (3, 10168713), (9, 3389571), (27, 1129857), (31, 984069), (81, 376619), (93, 328023), (279, 109341), (837, 36447), (2511, 12149)]