7880787

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{4111}}^1$

素因数の和:4191

約数の個数: 16

約数和(自身を含む): 11842560

約数和(自身を除く): 3961773

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 4111, 12333, 36999, 110997, 291881, 875643, 2626929, 7880787]

約数ペア:

[(1, 7880787), (3, 2626929), (9, 875643), (27, 291881), (71, 110997), (213, 36999), (639, 12333), (1917, 4111)]