28784469

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{15401}}^1$

素因数の和:15500

約数の個数: 16

約数和(自身を含む): 44357760

約数和(自身を除く): 15573291

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 15401, 46203, 107807, 323421, 1370689, 4112067, 9594823, 28784469]

約数ペア:

[(1, 28784469), (3, 9594823), (7, 4112067), (21, 1370689), (89, 323421), (267, 107807), (623, 46203), (1869, 15401)]