1125405

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 1979640

約数和(自身を除く): 854235

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 281, 445, 801, 843, 1335, 1405, 2529, 4005, 4215, 12645, 25009, 75027, 125045, 225081, 375135, 1125405]

約数ペア:

[(1, 1125405), (3, 375135), (5, 225081), (9, 125045), (15, 75027), (45, 25009), (89, 12645), (267, 4215), (281, 4005), (445, 2529), (801, 1405), (843, 1335)]