31517838

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:558

約数の個数: 72

約数和(自身を含む): 77805000

約数和(自身を除く): 46287162

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 58, 66, 87, 99, 121, 174, 198, 242, 261, 319, 363, 499, 522, 638, 726, 957, 998, 1089, 1497, 1914, 2178, 2871, 2994, 3509, 4491, 5489, 5742, 7018, 8982, 10527, 10978, 14471, 16467, 21054, 28942, 31581, 32934, 43413, 49401, 60379, 63162, 86826, 98802, 120758, 130239, 159181, 181137, 260478, 318362, 362274, 477543, 543411, 955086, 1086822, 1432629, 1750991, 2865258, 3501982, 5252973, 10505946, 15758919, 31517838]

約数ペア:

[(1, 31517838), (2, 15758919), (3, 10505946), (6, 5252973), (9, 3501982), (11, 2865258), (18, 1750991), (22, 1432629), (29, 1086822), (33, 955086), (58, 543411), (66, 477543), (87, 362274), (99, 318362), (121, 260478), (174, 181137), (198, 159181), (242, 130239), (261, 120758), (319, 98802), (363, 86826), (499, 63162), (522, 60379), (638, 49401), (726, 43413), (957, 32934), (998, 31581), (1089, 28942), (1497, 21054), (1914, 16467), (2178, 14471), (2871, 10978), (2994, 10527), (3509, 8982), (4491, 7018), (5489, 5742)]