31372506

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^2$

素因数の和:208

約数の個数: 72

約数和(自身を含む): 78320736

約数和(自身を除く): 46948230

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 83, 99, 138, 166, 198, 207, 249, 253, 414, 498, 506, 747, 759, 913, 1494, 1518, 1826, 1909, 2277, 2739, 3818, 4554, 5478, 5727, 6889, 8217, 11454, 13778, 16434, 17181, 20667, 20999, 34362, 41334, 41998, 62001, 62997, 75779, 124002, 125994, 151558, 158447, 188991, 227337, 316894, 377982, 454674, 475341, 682011, 950682, 1364022, 1426023, 1742917, 2852046, 3485834, 5228751, 10457502, 15686253, 31372506]

約数ペア:

[(1, 31372506), (2, 15686253), (3, 10457502), (6, 5228751), (9, 3485834), (11, 2852046), (18, 1742917), (22, 1426023), (23, 1364022), (33, 950682), (46, 682011), (66, 475341), (69, 454674), (83, 377982), (99, 316894), (138, 227337), (166, 188991), (198, 158447), (207, 151558), (249, 125994), (253, 124002), (414, 75779), (498, 62997), (506, 62001), (747, 41998), (759, 41334), (913, 34362), (1494, 20999), (1518, 20667), (1826, 17181), (1909, 16434), (2277, 13778), (2739, 11454), (3818, 8217), (4554, 6889), (5478, 5727)]