16393947

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{431}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 22671360

約数和(自身を除く): 6277413

約数列:

[1, 3, 31, 93, 409, 431, 1227, 1293, 12679, 13361, 38037, 40083, 176279, 528837, 5464649, 16393947]

約数ペア:

[(1, 16393947), (3, 5464649), (31, 528837), (93, 176279), (409, 40083), (431, 38037), (1227, 13361), (1293, 12679)]