15857982

素因数分解:

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

素因数の和:1133

約数の個数: 48

約数和(自身を含む): 39616512

約数和(自身を除く): 23758530

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 127, 254, 381, 762, 889, 991, 1143, 1778, 1982, 2286, 2667, 2973, 5334, 5946, 6937, 8001, 8919, 13874, 16002, 17838, 20811, 41622, 62433, 124866, 125857, 251714, 377571, 755142, 880999, 1132713, 1761998, 2265426, 2642997, 5285994, 7928991, 15857982]

約数ペア:

[(1, 15857982), (2, 7928991), (3, 5285994), (6, 2642997), (7, 2265426), (9, 1761998), (14, 1132713), (18, 880999), (21, 755142), (42, 377571), (63, 251714), (126, 125857), (127, 124866), (254, 62433), (381, 41622), (762, 20811), (889, 17838), (991, 16002), (1143, 13874), (1778, 8919), (1982, 8001), (2286, 6937), (2667, 5946), (2973, 5334)]