81798046

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^2$

素因数の和:684

約数の個数: 24

約数和(自身を含む): 137903976

約数和(自身を除く): 56105930

約数列:

[1, 2, 11, 22, 37, 74, 317, 407, 634, 814, 3487, 6974, 11729, 23458, 100489, 129019, 200978, 258038, 1105379, 2210758, 3718093, 7436186, 40899023, 81798046]

約数ペア:

[(1, 81798046), (2, 40899023), (11, 7436186), (22, 3718093), (37, 2210758), (74, 1105379), (317, 258038), (407, 200978), (634, 129019), (814, 100489), (3487, 23458), (6974, 11729)]