251139499

素因数分解:

${\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{2521}}^1$

素因数の和:2710

約数の個数: 16

約数和(自身を含む): 276814720

約数和(自身を除く): 25675221

約数列:

[1, 13, 79, 97, 1027, 1261, 2521, 7663, 32773, 99619, 199159, 244537, 2589067, 3178981, 19318423, 251139499]

約数ペア:

[(1, 251139499), (13, 19318423), (79, 3178981), (97, 2589067), (1027, 244537), (1261, 199159), (2521, 99619), (7663, 32773)]