81028863

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{157951}}^1$

素因数の和:157979

約数の個数: 16

約数和(自身を含む): 126361600

約数和(自身を除く): 45332737

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 157951, 473853, 1421559, 3001069, 4264677, 9003207, 27009621, 81028863]

約数ペア:

[(1, 81028863), (3, 27009621), (9, 9003207), (19, 4264677), (27, 3001069), (57, 1421559), (171, 473853), (513, 157951)]