81798244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{10271}}^1$

素因数の和:10467

約数の個数: 24

約数和(自身を含む): 157038336

約数和(自身を除く): 75240092

約数列:

[1, 2, 4, 11, 22, 44, 181, 362, 724, 1991, 3982, 7964, 10271, 20542, 41084, 112981, 225962, 451924, 1859051, 3718102, 7436204, 20449561, 40899122, 81798244]

約数ペア:

[(1, 81798244), (2, 40899122), (4, 20449561), (11, 7436204), (22, 3718102), (44, 1859051), (181, 451924), (362, 225962), (724, 112981), (1991, 41084), (3982, 20542), (7964, 10271)]