1221997854

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{5387}}^1$

素因数の和:5901

約数の個数: 64

約数和(自身を含む): 3053832192

約数和(自身を除く): 1831834338

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 491, 982, 1473, 2946, 3437, 5387, 5401, 6874, 10311, 10774, 10802, 16161, 16203, 20622, 32322, 32406, 37709, 37807, 59257, 75418, 75614, 113127, 113421, 118514, 177771, 226254, 226842, 355542, 414799, 829598, 1244397, 2488794, 2645017, 5290034, 7935051, 15870102, 18515119, 29095187, 37030238, 55545357, 58190374, 87285561, 111090714, 174571122, 203666309, 407332618, 610998927, 1221997854]

約数ペア:

[(1, 1221997854), (2, 610998927), (3, 407332618), (6, 203666309), (7, 174571122), (11, 111090714), (14, 87285561), (21, 58190374), (22, 55545357), (33, 37030238), (42, 29095187), (66, 18515119), (77, 15870102), (154, 7935051), (231, 5290034), (462, 2645017), (491, 2488794), (982, 1244397), (1473, 829598), (2946, 414799), (3437, 355542), (5387, 226842), (5401, 226254), (6874, 177771), (10311, 118514), (10774, 113421), (10802, 113127), (16161, 75614), (16203, 75418), (20622, 59257), (32322, 37807), (32406, 37709)]