81467854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{42923}}^1$

素因数の和:43011

約数の個数: 16

約数和(自身を含む): 133407792

約数和(自身を除く): 51939938

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 42923, 85846, 557999, 1115998, 3133379, 6266758, 40733927, 81467854]

約数ペア:

[(1, 81467854), (2, 40733927), (13, 6266758), (26, 3133379), (73, 1115998), (146, 557999), (949, 85846), (1898, 42923)]