1331193910

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1874921}}^1$

素因数の和:1874999

約数の個数: 16

約数和(自身を含む): 2429898912

約数和(自身を除く): 1098705002

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 1874921, 3749842, 9374605, 18749210, 133119391, 266238782, 665596955, 1331193910]

約数ペア:

[(1, 1331193910), (2, 665596955), (5, 266238782), (10, 133119391), (71, 18749210), (142, 9374605), (355, 3749842), (710, 1874921)]