71721637

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2089}}^1$

素因数の和:2260

約数の個数: 16

約数和(自身を含む): 81928000

約数和(自身を除く): 10206363

約数列:

[1, 13, 19, 139, 247, 1807, 2089, 2641, 27157, 34333, 39691, 290371, 515983, 3774823, 5517049, 71721637]

約数ペア:

[(1, 71721637), (13, 5517049), (19, 3774823), (139, 515983), (247, 290371), (1807, 39691), (2089, 34333), (2641, 27157)]