300721281

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{28813}}^1$

素因数の和:28901

約数の個数: 24

約数和(自身を含む): 473010624

約数和(自身を除く): 172289343

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 497, 1491, 3479, 10437, 28813, 86439, 201691, 605073, 1411837, 2045723, 4235511, 6137169, 14320061, 42960183, 100240427, 300721281]

約数ペア:

[(1, 300721281), (3, 100240427), (7, 42960183), (21, 14320061), (49, 6137169), (71, 4235511), (147, 2045723), (213, 1411837), (497, 605073), (1491, 201691), (3479, 86439), (10437, 28813)]