28897587

素因数分解:

$3^3\times {\mathrm{241}}^1\times {\mathrm{4441}}^1$

素因数の和:4691

約数の個数: 16

約数和(自身を含む): 42998560

約数和(自身を除く): 14100973

約数列:

[1, 3, 9, 27, 241, 723, 2169, 4441, 6507, 13323, 39969, 119907, 1070281, 3210843, 9632529, 28897587]

約数ペア:

[(1, 28897587), (3, 9632529), (9, 3210843), (27, 1070281), (241, 119907), (723, 39969), (2169, 13323), (4441, 6507)]