25408227

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 37945600

約数和(自身を除く): 12537373

約数列:

[1, 3, 13, 39, 43, 109, 129, 139, 327, 417, 559, 1417, 1677, 1807, 4251, 4687, 5421, 5977, 14061, 15151, 17931, 45453, 60931, 77701, 182793, 196963, 233103, 590889, 651493, 1954479, 8469409, 25408227]

約数ペア:

[(1, 25408227), (3, 8469409), (13, 1954479), (39, 651493), (43, 590889), (109, 233103), (129, 196963), (139, 182793), (327, 77701), (417, 60931), (559, 45453), (1417, 17931), (1677, 15151), (1807, 14061), (4251, 5977), (4687, 5421)]