133368976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{641197}}^1$

素因数の和:641218

約数の個数: 20

約数和(自身を含む): 278279932

約数和(自身を除く): 144910956

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 641197, 1282394, 2564788, 5129576, 8335561, 10259152, 16671122, 33342244, 66684488, 133368976]

約数ペア:

[(1, 133368976), (2, 66684488), (4, 33342244), (8, 16671122), (13, 10259152), (16, 8335561), (26, 5129576), (52, 2564788), (104, 1282394), (208, 641197)]