1899651

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{727}}^1$

素因数の和:810

約数の個数: 16

約数和(自身を含む): 2772224

約数和(自身を除く): 872573

約数列:

[1, 3, 13, 39, 67, 201, 727, 871, 2181, 2613, 9451, 28353, 48709, 146127, 633217, 1899651]

約数ペア:

[(1, 1899651), (3, 633217), (13, 146127), (39, 48709), (67, 28353), (201, 9451), (727, 2613), (871, 2181)]