22401281

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 27184896

約数和(自身を除く): 4783615

約数列:

[1, 7, 47, 49, 71, 137, 329, 497, 959, 2303, 3337, 3479, 6439, 6713, 9727, 23359, 45073, 68089, 163513, 315511, 457169, 476623, 3200183, 22401281]

約数ペア:

[(1, 22401281), (7, 3200183), (47, 476623), (49, 457169), (71, 315511), (137, 163513), (329, 68089), (497, 45073), (959, 23359), (2303, 9727), (3337, 6713), (3479, 6439)]