2628081

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 4085640

約数和(自身を除く): 1457559

約数列:

[1, 3, 9, 17, 51, 89, 153, 193, 267, 579, 801, 1513, 1737, 3281, 4539, 9843, 13617, 17177, 29529, 51531, 154593, 292009, 876027, 2628081]

約数ペア:

[(1, 2628081), (3, 876027), (9, 292009), (17, 154593), (51, 51531), (89, 29529), (153, 17177), (193, 13617), (267, 9843), (579, 4539), (801, 3281), (1513, 1737)]