290657445

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{4423}}^1$

素因数の和:4781

約数の個数: 32

約数和(自身を含む): 502424832

約数和(自身を除く): 211767387

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 337, 1011, 1685, 4381, 4423, 5055, 13143, 13269, 21905, 22115, 57499, 65715, 66345, 172497, 287495, 862485, 1490551, 4471653, 7452755, 19377163, 22358265, 58131489, 96885815, 290657445]

約数ペア:

[(1, 290657445), (3, 96885815), (5, 58131489), (13, 22358265), (15, 19377163), (39, 7452755), (65, 4471653), (195, 1490551), (337, 862485), (1011, 287495), (1685, 172497), (4381, 66345), (4423, 65715), (5055, 57499), (13143, 22115), (13269, 21905)]