68671719

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{44621}}^1$

素因数の和:44652

約数の個数: 20

約数和(自身を含む): 107985240

約数和(自身を除く): 39313521

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 44621, 133863, 401589, 847799, 1204767, 2543397, 3614301, 7630191, 22890573, 68671719]

約数ペア:

[(1, 68671719), (3, 22890573), (9, 7630191), (19, 3614301), (27, 2543397), (57, 1204767), (81, 847799), (171, 401589), (513, 133863), (1539, 44621)]