243447316

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 494534656

約数和(自身を除く): 251087340

約数列:

[1, 2, 4, 7, 14, 28, 127, 223, 254, 307, 446, 508, 614, 889, 892, 1228, 1561, 1778, 2149, 3122, 3556, 4298, 6244, 8596, 28321, 38989, 56642, 68461, 77978, 113284, 136922, 155956, 198247, 272923, 273844, 396494, 479227, 545846, 792988, 958454, 1091692, 1916908, 8694547, 17389094, 34778188, 60861829, 121723658, 243447316]

約数ペア:

[(1, 243447316), (2, 121723658), (4, 60861829), (7, 34778188), (14, 17389094), (28, 8694547), (127, 1916908), (223, 1091692), (254, 958454), (307, 792988), (446, 545846), (508, 479227), (614, 396494), (889, 273844), (892, 272923), (1228, 198247), (1561, 155956), (1778, 136922), (2149, 113284), (3122, 77978), (3556, 68461), (4298, 56642), (6244, 38989), (8596, 28321)]