138940249

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{3041}}^1$

素因数の和:3216

約数の個数: 16

約数和(自身を含む): 162953856

約数和(自身を除く): 24013607

約数列:

[1, 7, 61, 107, 427, 749, 3041, 6527, 21287, 45689, 185501, 325387, 1298507, 2277709, 19848607, 138940249]

約数ペア:

[(1, 138940249), (7, 19848607), (61, 2277709), (107, 1298507), (427, 325387), (749, 185501), (3041, 45689), (6527, 21287)]