39987095

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{1489}}^1$

素因数の和:1666

約数の個数: 16

約数和(自身を含む): 49563360

約数和(自身を除く): 9576265

約数列:

[1, 5, 41, 131, 205, 655, 1489, 5371, 7445, 26855, 61049, 195059, 305245, 975295, 7997419, 39987095]

約数ペア:

[(1, 39987095), (5, 7997419), (41, 975295), (131, 305245), (205, 195059), (655, 61049), (1489, 26855), (5371, 7445)]