48756978

素因数分解:

$2^1\times 3^7\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 111939840

約数和(自身を除く): 63182862

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 157, 162, 213, 243, 314, 426, 471, 486, 639, 729, 942, 1278, 1413, 1458, 1917, 2187, 2826, 3834, 4239, 4374, 5751, 8478, 11147, 11502, 12717, 17253, 22294, 25434, 33441, 34506, 38151, 51759, 66882, 76302, 100323, 103518, 114453, 155277, 200646, 228906, 300969, 310554, 343359, 601938, 686718, 902907, 1805814, 2708721, 5417442, 8126163, 16252326, 24378489, 48756978]

約数ペア:

[(1, 48756978), (2, 24378489), (3, 16252326), (6, 8126163), (9, 5417442), (18, 2708721), (27, 1805814), (54, 902907), (71, 686718), (81, 601938), (142, 343359), (157, 310554), (162, 300969), (213, 228906), (243, 200646), (314, 155277), (426, 114453), (471, 103518), (486, 100323), (639, 76302), (729, 66882), (942, 51759), (1278, 38151), (1413, 34506), (1458, 33441), (1917, 25434), (2187, 22294), (2826, 17253), (3834, 12717), (4239, 11502), (4374, 11147), (5751, 8478)]