2580879

素因数分解:

$3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:295

約数の個数: 24

約数和(自身を含む): 4066608

約数和(自身を除く): 1485729

約数列:

[1, 3, 7, 21, 49, 97, 147, 181, 291, 543, 679, 1267, 2037, 3801, 4753, 8869, 14259, 17557, 26607, 52671, 122899, 368697, 860293, 2580879]

約数ペア:

[(1, 2580879), (3, 860293), (7, 368697), (21, 122899), (49, 52671), (97, 26607), (147, 17557), (181, 14259), (291, 8869), (543, 4753), (679, 3801), (1267, 2037)]