25288851

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2423}}^1$

素因数の和:2511

約数の個数: 24

約数和(自身を含む): 39792384

約数和(自身を除く): 14503533

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 497, 1491, 2423, 3479, 7269, 10437, 16961, 50883, 118727, 172033, 356181, 516099, 1204231, 3612693, 8429617, 25288851]

約数ペア:

[(1, 25288851), (3, 8429617), (7, 3612693), (21, 1204231), (49, 516099), (71, 356181), (147, 172033), (213, 118727), (497, 50883), (1491, 16961), (2423, 10437), (3479, 7269)]