38391981

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{7789}}^1$

素因数の和:7876

約数の個数: 16

約数和(自身を含む): 53844480

約数和(自身を除く): 15452499

約数列:

[1, 3, 31, 53, 93, 159, 1643, 4929, 7789, 23367, 241459, 412817, 724377, 1238451, 12797327, 38391981]

約数ペア:

[(1, 38391981), (3, 12797327), (31, 1238451), (53, 724377), (93, 412817), (159, 241459), (1643, 23367), (4929, 7789)]