129723106

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1\times {\mathrm{1999}}^1$

素因数の和:2529

約数の個数: 16

約数和(自身を含む): 197856000

約数和(自身を除く): 68132894

約数列:

[1, 2, 71, 142, 457, 914, 1999, 3998, 32447, 64894, 141929, 283858, 913543, 1827086, 64861553, 129723106]

約数ペア:

[(1, 129723106), (2, 64861553), (71, 1827086), (142, 913543), (457, 283858), (914, 141929), (1999, 64894), (3998, 32447)]