28681479

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{34267}}^1$

素因数の和:34307

約数の個数: 16

約数和(自身を含む): 43863040

約数和(自身を除く): 15181561

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 34267, 102801, 308403, 925209, 1062277, 3186831, 9560493, 28681479]

約数ペア:

[(1, 28681479), (3, 9560493), (9, 3186831), (27, 1062277), (31, 925209), (93, 308403), (279, 102801), (837, 34267)]