215512517

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1\times {\mathrm{997}}^1$

素因数の和:1508

約数の個数: 16

約数和(自身を含む): 241340352

約数和(自身を除く): 25827835

約数列:

[1, 11, 43, 457, 473, 997, 5027, 10967, 19651, 42871, 216161, 455629, 471581, 5011919, 19592047, 215512517]

約数ペア:

[(1, 215512517), (11, 19592047), (43, 5011919), (457, 471581), (473, 455629), (997, 216161), (5027, 42871), (10967, 19651)]