25253564

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12703}}^1$

素因数の和:12785

約数の個数: 24

約数和(自身を含む): 51222528

約数和(自身を除く): 25968964

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 12703, 25406, 50812, 88921, 177842, 355684, 901913, 1803826, 3607652, 6313391, 12626782, 25253564]

約数ペア:

[(1, 25253564), (2, 12626782), (4, 6313391), (7, 3607652), (14, 1803826), (28, 901913), (71, 355684), (142, 177842), (284, 88921), (497, 50812), (994, 25406), (1988, 12703)]