1279462064

素因数分解:

$2^4\times {\mathrm{997}}^1\times {\mathrm{80207}}^1$

素因数の和:81212

約数の個数: 20

約数和(自身を含む): 2481475104

約数和(自身を除く): 1202013040

約数列:

[1, 2, 4, 8, 16, 997, 1994, 3988, 7976, 15952, 80207, 160414, 320828, 641656, 1283312, 79966379, 159932758, 319865516, 639731032, 1279462064]

約数ペア:

[(1, 1279462064), (2, 639731032), (4, 319865516), (8, 159932758), (16, 79966379), (997, 1283312), (1994, 641656), (3988, 320828), (7976, 160414), (15952, 80207)]