25391212

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{11777}}^1$

素因数の和:11806

約数の個数: 36

約数和(自身を含む): 56393064

約数和(自身を除く): 31001852

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 11777, 23554, 47108, 82439, 129547, 164878, 259094, 329756, 518188, 577073, 906829, 1154146, 1813658, 2308292, 3627316, 6347803, 12695606, 25391212]

約数ペア:

[(1, 25391212), (2, 12695606), (4, 6347803), (7, 3627316), (11, 2308292), (14, 1813658), (22, 1154146), (28, 906829), (44, 577073), (49, 518188), (77, 329756), (98, 259094), (154, 164878), (196, 129547), (308, 82439), (539, 47108), (1078, 23554), (2156, 11777)]