25438413

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 46835712

約数和(自身を除く): 21397299

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 43, 77, 91, 129, 143, 197, 231, 273, 301, 429, 473, 559, 591, 903, 1001, 1379, 1419, 1677, 2167, 2561, 3003, 3311, 3913, 4137, 6149, 6501, 7683, 8471, 9933, 11739, 15169, 17927, 18447, 25413, 28171, 43043, 45507, 53781, 59297, 84513, 93181, 110123, 129129, 177891, 197197, 279543, 330369, 591591, 652267, 770861, 1211353, 1956801, 2312583, 3634059, 8479471, 25438413]

約数ペア:

[(1, 25438413), (3, 8479471), (7, 3634059), (11, 2312583), (13, 1956801), (21, 1211353), (33, 770861), (39, 652267), (43, 591591), (77, 330369), (91, 279543), (129, 197197), (143, 177891), (197, 129129), (231, 110123), (273, 93181), (301, 84513), (429, 59297), (473, 53781), (559, 45507), (591, 43043), (903, 28171), (1001, 25413), (1379, 18447), (1419, 17927), (1677, 15169), (2167, 11739), (2561, 9933), (3003, 8471), (3311, 7683), (3913, 6501), (4137, 6149)]