12131720481

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1\times {\mathrm{2621}}^1$

素因数の和:3377

約数の個数: 32

約数和(自身を含む): 16967905920

約数和(自身を除く): 4836185439

約数列:

[1, 3, 29, 83, 87, 249, 641, 1923, 2407, 2621, 7221, 7863, 18589, 53203, 55767, 76009, 159609, 217543, 228027, 652629, 1542887, 1680061, 4628661, 5040183, 6308747, 18926241, 48721769, 139445063, 146165307, 418335189, 4043906827, 12131720481]

約数ペア:

[(1, 12131720481), (3, 4043906827), (29, 418335189), (83, 146165307), (87, 139445063), (249, 48721769), (641, 18926241), (1923, 6308747), (2407, 5040183), (2621, 4628661), (7221, 1680061), (7863, 1542887), (18589, 652629), (53203, 228027), (55767, 217543), (76009, 159609)]