290689919

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{10357}}^1$

素因数の和:10514

約数の個数: 16

約数和(自身を含む): 334107648

約数和(自身を除く): 43417729

約数列:

[1, 13, 17, 127, 221, 1651, 2159, 10357, 28067, 134641, 176069, 1315339, 2288897, 17099407, 22360763, 290689919]

約数ペア:

[(1, 290689919), (13, 22360763), (17, 17099407), (127, 2288897), (221, 1315339), (1651, 176069), (2159, 134641), (10357, 28067)]