127431038

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{71671}}^1$

素因数の和:71807

約数の個数: 16

約数和(自身を含む): 220176384

約数和(自身を除く): 92745346

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 71671, 143342, 501697, 1003394, 9102217, 18204434, 63715519, 127431038]

約数ペア:

[(1, 127431038), (2, 63715519), (7, 18204434), (14, 9102217), (127, 1003394), (254, 501697), (889, 143342), (1778, 71671)]