78901922

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{571}}^2$

素因数の和:1166

約数の個数: 18

約数和(自身を含む): 130318587

約数和(自身を除く): 51416665

約数列:

[1, 2, 11, 22, 121, 242, 571, 1142, 6281, 12562, 69091, 138182, 326041, 652082, 3586451, 7172902, 39450961, 78901922]

約数ペア:

[(1, 78901922), (2, 39450961), (11, 7172902), (22, 3586451), (121, 652082), (242, 326041), (571, 138182), (1142, 69091), (6281, 12562)]