25175133

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 41258880

約数和(自身を除く): 16083747

約数列:

[1, 3, 9, 19, 23, 37, 57, 69, 111, 171, 173, 207, 333, 437, 519, 703, 851, 1311, 1557, 2109, 2553, 3287, 3933, 3979, 6327, 6401, 7659, 9861, 11937, 16169, 19203, 29583, 35811, 48507, 57609, 75601, 121619, 145521, 147223, 226803, 364857, 441669, 680409, 1094571, 1325007, 2797237, 8391711, 25175133]

約数ペア:

[(1, 25175133), (3, 8391711), (9, 2797237), (19, 1325007), (23, 1094571), (37, 680409), (57, 441669), (69, 364857), (111, 226803), (171, 147223), (173, 145521), (207, 121619), (333, 75601), (437, 57609), (519, 48507), (703, 35811), (851, 29583), (1311, 19203), (1557, 16169), (2109, 11937), (2553, 9861), (3287, 7659), (3933, 6401), (3979, 6327)]