13604381

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{883}}^1$

素因数の和:992

約数の個数: 16

約数和(自身を含む): 16293888

約数和(自身を除く): 2689507

約数列:

[1, 7, 31, 71, 217, 497, 883, 2201, 6181, 15407, 27373, 62693, 191611, 438851, 1943483, 13604381]

約数ペア:

[(1, 13604381), (7, 1943483), (31, 438851), (71, 191611), (217, 62693), (497, 27373), (883, 15407), (2201, 6181)]