8211981

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:608

約数の個数: 16

約数和(自身を含む): 11289600

約数和(自身を除く): 3077619

約数列:

[1, 3, 47, 139, 141, 417, 419, 1257, 6533, 19599, 19693, 58241, 59079, 174723, 2737327, 8211981]

約数ペア:

[(1, 8211981), (3, 2737327), (47, 174723), (139, 59079), (141, 58241), (417, 19693), (419, 19599), (1257, 6533)]