81240684

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{4337}}^1$

素因数の和:4574

約数の個数: 48

約数和(自身を含む): 217663488

約数和(自身を除く): 136422804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 223, 446, 669, 892, 1338, 1561, 2676, 3122, 4337, 4683, 6244, 8674, 9366, 13011, 17348, 18732, 26022, 30359, 52044, 60718, 91077, 121436, 182154, 364308, 967151, 1934302, 2901453, 3868604, 5802906, 6770057, 11605812, 13540114, 20310171, 27080228, 40620342, 81240684]

約数ペア:

[(1, 81240684), (2, 40620342), (3, 27080228), (4, 20310171), (6, 13540114), (7, 11605812), (12, 6770057), (14, 5802906), (21, 3868604), (28, 2901453), (42, 1934302), (84, 967151), (223, 364308), (446, 182154), (669, 121436), (892, 91077), (1338, 60718), (1561, 52044), (2676, 30359), (3122, 26022), (4337, 18732), (4683, 17348), (6244, 13011), (8674, 9366)]