28745122

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{619}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 51425280

約数和(自身を除く): 22680158

約数列:

[1, 2, 7, 14, 31, 62, 107, 214, 217, 434, 619, 749, 1238, 1498, 3317, 4333, 6634, 8666, 19189, 23219, 38378, 46438, 66233, 132466, 134323, 268646, 463631, 927262, 2053223, 4106446, 14372561, 28745122]

約数ペア:

[(1, 28745122), (2, 14372561), (7, 4106446), (14, 2053223), (31, 927262), (62, 463631), (107, 268646), (214, 134323), (217, 132466), (434, 66233), (619, 46438), (749, 38378), (1238, 23219), (1498, 19189), (3317, 8666), (4333, 6634)]