263554479

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{29851}}^1$

素因数の和:29972

約数の個数: 20

約数和(自身を含む): 397330120

約数和(自身を除く): 133775641

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 8829, 29851, 89553, 268659, 805977, 2417931, 3253759, 9761277, 29283831, 87851493, 263554479]

約数ペア:

[(1, 263554479), (3, 87851493), (9, 29283831), (27, 9761277), (81, 3253759), (109, 2417931), (327, 805977), (981, 268659), (2943, 89553), (8829, 29851)]