128217622

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{69457}}^1$

素因数の和:69543

約数の個数: 16

約数和(自身を含む): 210040992

約数和(自身を除く): 81823370

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 69457, 138914, 902941, 1805882, 4931447, 9862894, 64108811, 128217622]

約数ペア:

[(1, 128217622), (2, 64108811), (13, 9862894), (26, 4931447), (71, 1805882), (142, 902941), (923, 138914), (1846, 69457)]