31715964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{991}}^1$

素因数の和:1135

約数の個数: 72

約数和(自身を含む): 92438528

約数和(自身を除く): 60722564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 127, 252, 254, 381, 508, 762, 889, 991, 1143, 1524, 1778, 1982, 2286, 2667, 2973, 3556, 3964, 4572, 5334, 5946, 6937, 8001, 8919, 10668, 11892, 13874, 16002, 17838, 20811, 27748, 32004, 35676, 41622, 62433, 83244, 124866, 125857, 249732, 251714, 377571, 503428, 755142, 880999, 1132713, 1510284, 1761998, 2265426, 2642997, 3523996, 4530852, 5285994, 7928991, 10571988, 15857982, 31715964]

約数ペア:

[(1, 31715964), (2, 15857982), (3, 10571988), (4, 7928991), (6, 5285994), (7, 4530852), (9, 3523996), (12, 2642997), (14, 2265426), (18, 1761998), (21, 1510284), (28, 1132713), (36, 880999), (42, 755142), (63, 503428), (84, 377571), (126, 251714), (127, 249732), (252, 125857), (254, 124866), (381, 83244), (508, 62433), (762, 41622), (889, 35676), (991, 32004), (1143, 27748), (1524, 20811), (1778, 17838), (1982, 16002), (2286, 13874), (2667, 11892), (2973, 10668), (3556, 8919), (3964, 8001), (4572, 6937), (5334, 5946)]