25891642

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 48280320

約数和(自身を除く): 22388678

約数列:

[1, 2, 7, 14, 19, 38, 47, 94, 109, 133, 218, 266, 329, 361, 658, 722, 763, 893, 1526, 1786, 2071, 2527, 4142, 5054, 5123, 6251, 10246, 12502, 14497, 16967, 28994, 33934, 35861, 39349, 71722, 78698, 97337, 118769, 194674, 237538, 275443, 550886, 681359, 1362718, 1849403, 3698806, 12945821, 25891642]

約数ペア:

[(1, 25891642), (2, 12945821), (7, 3698806), (14, 1849403), (19, 1362718), (38, 681359), (47, 550886), (94, 275443), (109, 237538), (133, 194674), (218, 118769), (266, 97337), (329, 78698), (361, 71722), (658, 39349), (722, 35861), (763, 33934), (893, 28994), (1526, 16967), (1786, 14497), (2071, 12502), (2527, 10246), (4142, 6251), (5054, 5123)]