31939992

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:645

約数の個数: 96

約数和(自身を含む): 99840000

約数和(自身を除く): 67900008

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 127, 168, 252, 254, 381, 499, 504, 508, 762, 889, 998, 1016, 1143, 1497, 1524, 1778, 1996, 2286, 2667, 2994, 3048, 3493, 3556, 3992, 4491, 4572, 5334, 5988, 6986, 7112, 8001, 8982, 9144, 10479, 10668, 11976, 13972, 16002, 17964, 20958, 21336, 27944, 31437, 32004, 35928, 41916, 62874, 63373, 64008, 83832, 125748, 126746, 190119, 251496, 253492, 380238, 443611, 506984, 570357, 760476, 887222, 1140714, 1330833, 1520952, 1774444, 2281428, 2661666, 3548888, 3992499, 4562856, 5323332, 7984998, 10646664, 15969996, 31939992]

約数ペア:

[(1, 31939992), (2, 15969996), (3, 10646664), (4, 7984998), (6, 5323332), (7, 4562856), (8, 3992499), (9, 3548888), (12, 2661666), (14, 2281428), (18, 1774444), (21, 1520952), (24, 1330833), (28, 1140714), (36, 887222), (42, 760476), (56, 570357), (63, 506984), (72, 443611), (84, 380238), (126, 253492), (127, 251496), (168, 190119), (252, 126746), (254, 125748), (381, 83832), (499, 64008), (504, 63373), (508, 62874), (762, 41916), (889, 35928), (998, 32004), (1016, 31437), (1143, 27944), (1497, 21336), (1524, 20958), (1778, 17964), (1996, 16002), (2286, 13972), (2667, 11976), (2994, 10668), (3048, 10479), (3493, 9144), (3556, 8982), (3992, 8001), (4491, 7112), (4572, 6986), (5334, 5988)]