77812756

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{19993}}^1$

素因数の和:20143

約数の個数: 24

約数和(自身を含む): 156752960

約数和(自身を除く): 78940204

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 19993, 39986, 79972, 139951, 279902, 559804, 2779027, 5558054, 11116108, 19453189, 38906378, 77812756]

約数ペア:

[(1, 77812756), (2, 38906378), (4, 19453189), (7, 11116108), (14, 5558054), (28, 2779027), (139, 559804), (278, 279902), (556, 139951), (973, 79972), (1946, 39986), (3892, 19993)]