86220309

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{216091}}^1$

素因数の和:216120

約数の個数: 16

約数和(自身を含む): 138298880

約数和(自身を除く): 52078571

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 216091, 648273, 1512637, 4105729, 4537911, 12317187, 28740103, 86220309]

約数ペア:

[(1, 86220309), (3, 28740103), (7, 12317187), (19, 4537911), (21, 4105729), (57, 1512637), (133, 648273), (399, 216091)]