81856214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{50969}}^1$

素因数の和:51055

約数の個数: 16

約数和(自身を含む): 135784080

約数和(自身を除く): 53927866

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 50969, 101938, 560659, 1121318, 3720737, 7441474, 40928107, 81856214]

約数ペア:

[(1, 81856214), (2, 40928107), (11, 7441474), (22, 3720737), (73, 1121318), (146, 560659), (803, 101938), (1606, 50969)]