81207861

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{227473}}^1$

素因数の和:227500

約数の個数: 16

約数和(自身を含む): 131025024

約数和(自身を除く): 49817163

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 227473, 682419, 1592311, 3867041, 4776933, 11601123, 27069287, 81207861]

約数ペア:

[(1, 81207861), (3, 27069287), (7, 11601123), (17, 4776933), (21, 3867041), (51, 1592311), (119, 682419), (357, 227473)]