2564709

素因数分解:

$3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 4049280

約数和(自身を除く): 1484571

約数列:

[1, 3, 7, 21, 49, 73, 147, 219, 239, 511, 717, 1533, 1673, 3577, 5019, 10731, 11711, 17447, 35133, 52341, 122129, 366387, 854903, 2564709]

約数ペア:

[(1, 2564709), (3, 854903), (7, 366387), (21, 122129), (49, 52341), (73, 35133), (147, 17447), (219, 11711), (239, 10731), (511, 5019), (717, 3577), (1533, 1673)]