39999474

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^2\times {\mathrm{139}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 90770400

約数和(自身を除く): 50770926

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 139, 146, 219, 278, 417, 438, 657, 834, 1251, 1314, 1971, 2502, 3753, 3942, 5329, 7506, 10147, 10658, 15987, 20294, 30441, 31974, 47961, 60882, 91323, 95922, 143883, 182646, 273969, 287766, 547938, 740731, 1481462, 2222193, 4444386, 6666579, 13333158, 19999737, 39999474]

約数ペア:

[(1, 39999474), (2, 19999737), (3, 13333158), (6, 6666579), (9, 4444386), (18, 2222193), (27, 1481462), (54, 740731), (73, 547938), (139, 287766), (146, 273969), (219, 182646), (278, 143883), (417, 95922), (438, 91323), (657, 60882), (834, 47961), (1251, 31974), (1314, 30441), (1971, 20294), (2502, 15987), (3753, 10658), (3942, 10147), (5329, 7506)]