2005431

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{233}}^1$

素因数の和:406

約数の個数: 16

約数和(自身を含む): 2845440

約数和(自身を除く): 840009

約数列:

[1, 3, 19, 57, 151, 233, 453, 699, 2869, 4427, 8607, 13281, 35183, 105549, 668477, 2005431]

約数ペア:

[(1, 2005431), (3, 668477), (19, 105549), (57, 35183), (151, 13281), (233, 8607), (453, 4427), (699, 2869)]