7870642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2939}}^1$

素因数の和:3057

約数の個数: 16

約数和(自身を含む): 12841920

約数和(自身を除く): 4971278

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 2939, 5878, 38207, 76414, 302717, 605434, 3935321, 7870642]

約数ペア:

[(1, 7870642), (2, 3935321), (13, 605434), (26, 302717), (103, 76414), (206, 38207), (1339, 5878), (2678, 2939)]