81996267

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{20261}}^1$

素因数の和:20354

約数の個数: 16

約数和(自身を含む): 116709120

約数和(自身を除く): 34712853

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 20261, 60783, 384959, 1154877, 1438531, 4315593, 27332089, 81996267]

約数ペア:

[(1, 81996267), (3, 27332089), (19, 4315593), (57, 1438531), (71, 1154877), (213, 384959), (1349, 60783), (4047, 20261)]