12385191

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6481}}^1$

素因数の和:6511

約数の個数: 24

約数和(自身を含む): 20690544

約数和(自身を除く): 8305353

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 6481, 19443, 45367, 84253, 136101, 252759, 317569, 589771, 952707, 1769313, 4128397, 12385191]

約数ペア:

[(1, 12385191), (3, 4128397), (7, 1769313), (13, 952707), (21, 589771), (39, 317569), (49, 252759), (91, 136101), (147, 84253), (273, 45367), (637, 19443), (1911, 6481)]