2512377

素因数分解:

$3^5\times 7^2\times {\mathrm{211}}^1$

素因数の和:240

約数の個数: 36

約数和(自身を含む): 4398576

約数和(自身を除く): 1886199

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 211, 243, 441, 567, 633, 1323, 1477, 1701, 1899, 3969, 4431, 5697, 10339, 11907, 13293, 17091, 31017, 39879, 51273, 93051, 119637, 279153, 358911, 837459, 2512377]

約数ペア:

[(1, 2512377), (3, 837459), (7, 358911), (9, 279153), (21, 119637), (27, 93051), (49, 51273), (63, 39879), (81, 31017), (147, 17091), (189, 13293), (211, 11907), (243, 10339), (441, 5697), (567, 4431), (633, 3969), (1323, 1899), (1477, 1701)]