53800019

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 71124480

約数和(自身を除く): 17324461

約数列:

[1, 7, 13, 17, 83, 91, 119, 221, 419, 581, 1079, 1411, 1547, 2933, 5447, 7123, 7553, 9877, 18343, 34777, 38129, 49861, 92599, 128401, 243439, 452101, 591209, 648193, 3164707, 4138463, 7685717, 53800019]

約数ペア:

[(1, 53800019), (7, 7685717), (13, 4138463), (17, 3164707), (83, 648193), (91, 591209), (119, 452101), (221, 243439), (419, 128401), (581, 92599), (1079, 49861), (1411, 38129), (1547, 34777), (2933, 18343), (5447, 9877), (7123, 7553)]