30788121

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{16111}}^1$

素因数の和:16141

約数の個数: 24

約数和(自身を含む): 51429504

約数和(自身を除く): 20641383

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 16111, 48333, 112777, 209443, 338331, 628329, 789439, 1466101, 2368317, 4398303, 10262707, 30788121]

約数ペア:

[(1, 30788121), (3, 10262707), (7, 4398303), (13, 2368317), (21, 1466101), (39, 789439), (49, 628329), (91, 338331), (147, 209443), (273, 112777), (637, 48333), (1911, 16111)]