207972315

素因数分解:

$3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{16447}}^1$

素因数の和:16739

約数の個数: 24

約数和(自身を含む): 361790208

約数和(自身を除く): 153817893

約数列:

[1, 3, 5, 9, 15, 45, 281, 843, 1405, 2529, 4215, 12645, 16447, 49341, 82235, 148023, 246705, 740115, 4621607, 13864821, 23108035, 41594463, 69324105, 207972315]

約数ペア:

[(1, 207972315), (3, 69324105), (5, 41594463), (9, 23108035), (15, 13864821), (45, 4621607), (281, 740115), (843, 246705), (1405, 148023), (2529, 82235), (4215, 49341), (12645, 16447)]