247904381

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{1447}}^1$

素因数の和:1664

約数の個数: 16

約数和(自身を含む): 266895360

約数和(自身を除く): 18990979

約数列:

[1, 19, 71, 127, 1349, 1447, 2413, 9017, 27493, 102737, 171323, 183769, 1952003, 3491611, 13047599, 247904381]

約数ペア:

[(1, 247904381), (19, 13047599), (71, 3491611), (127, 1952003), (1349, 183769), (1447, 171323), (2413, 102737), (9017, 27493)]