1256227921

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{71633}}^1$

素因数の和:71736

約数の個数: 16

約数和(自身を含む): 1444141440

約数和(自身を除く): 187913519

約数列:

[1, 13, 19, 71, 247, 923, 1349, 17537, 71633, 931229, 1361027, 5085943, 17693351, 66117259, 96632917, 1256227921]

約数ペア:

[(1, 1256227921), (13, 96632917), (19, 66117259), (71, 17693351), (247, 5085943), (923, 1361027), (1349, 931229), (17537, 71633)]