86815287

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{247337}}^1$

素因数の和:247359

約数の個数: 16

約数和(自身を含む): 138509280

約数和(自身を除く): 51693993

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 247337, 742011, 2226033, 3215381, 6678099, 9646143, 28938429, 86815287]

約数ペア:

[(1, 86815287), (3, 28938429), (9, 9646143), (13, 6678099), (27, 3215381), (39, 2226033), (117, 742011), (351, 247337)]