128651958

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{359}}^1\times {\mathrm{463}}^1$

素因数の和:873

約数の個数: 48

約数和(自身を含む): 286640640

約数和(自身を除く): 157988682

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 359, 387, 463, 718, 774, 926, 1077, 1389, 2154, 2778, 3231, 4167, 6462, 8334, 15437, 19909, 30874, 39818, 46311, 59727, 92622, 119454, 138933, 166217, 179181, 277866, 332434, 358362, 498651, 997302, 1495953, 2991906, 7147331, 14294662, 21441993, 42883986, 64325979, 128651958]

約数ペア:

[(1, 128651958), (2, 64325979), (3, 42883986), (6, 21441993), (9, 14294662), (18, 7147331), (43, 2991906), (86, 1495953), (129, 997302), (258, 498651), (359, 358362), (387, 332434), (463, 277866), (718, 179181), (774, 166217), (926, 138933), (1077, 119454), (1389, 92622), (2154, 59727), (2778, 46311), (3231, 39818), (4167, 30874), (6462, 19909), (8334, 15437)]