389668862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{79427}}^1$

素因数の和:79663

約数の個数: 16

約数和(自身を含む): 640507392

約数和(自身を除く): 250838530

約数列:

[1, 2, 11, 22, 223, 446, 2453, 4906, 79427, 158854, 873697, 1747394, 17712221, 35424442, 194834431, 389668862]

約数ペア:

[(1, 389668862), (2, 194834431), (11, 35424442), (22, 17712221), (223, 1747394), (446, 873697), (2453, 158854), (4906, 79427)]