2116718215

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{25309}}^1$

素因数の和:25746

約数の個数: 16

約数和(自身を含む): 2605917600

約数和(自身を除く): 489199385

約数列:

[1, 5, 43, 215, 389, 1945, 16727, 25309, 83635, 126545, 1088287, 5441435, 9845201, 49226005, 423343643, 2116718215]

約数ペア:

[(1, 2116718215), (5, 423343643), (43, 49226005), (215, 9845201), (389, 5441435), (1945, 1088287), (16727, 126545), (25309, 83635)]