25428508

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12791}}^1$

素因数の和:12873

約数の個数: 24

約数和(自身を含む): 51577344

約数和(自身を除く): 26148836

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 12791, 25582, 51164, 89537, 179074, 358148, 908161, 1816322, 3632644, 6357127, 12714254, 25428508]

約数ペア:

[(1, 25428508), (2, 12714254), (4, 6357127), (7, 3632644), (14, 1816322), (28, 908161), (71, 358148), (142, 179074), (284, 89537), (497, 51164), (994, 25582), (1988, 12791)]