68837553

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 104544000

約数和(自身を除く): 35706447

約数列:

[1, 3, 9, 27, 71, 149, 213, 241, 447, 639, 723, 1341, 1917, 2169, 4023, 6507, 10579, 17111, 31737, 35909, 51333, 95211, 107727, 153999, 285633, 323181, 461997, 969543, 2549539, 7648617, 22945851, 68837553]

約数ペア:

[(1, 68837553), (3, 22945851), (9, 7648617), (27, 2549539), (71, 969543), (149, 461997), (213, 323181), (241, 285633), (447, 153999), (639, 107727), (723, 95211), (1341, 51333), (1917, 35909), (2169, 31737), (4023, 17111), (6507, 10579)]