68784417

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{195967}}^1$

素因数の和:195989

約数の個数: 16

約数和(自身を含む): 109742080

約数和(自身を除く): 40957663

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 195967, 587901, 1763703, 2547571, 5291109, 7642713, 22928139, 68784417]

約数ペア:

[(1, 68784417), (3, 22928139), (9, 7642713), (13, 5291109), (27, 2547571), (39, 1763703), (117, 587901), (351, 195967)]