11111787

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:403

約数の個数: 24

約数和(自身を含む): 16610880

約数和(自身を除く): 5499093

約数列:

[1, 3, 9, 47, 109, 141, 241, 327, 423, 723, 981, 2169, 5123, 11327, 15369, 26269, 33981, 46107, 78807, 101943, 236421, 1234643, 3703929, 11111787]

約数ペア:

[(1, 11111787), (3, 3703929), (9, 1234643), (47, 236421), (109, 101943), (141, 78807), (241, 46107), (327, 33981), (423, 26269), (723, 15369), (981, 11327), (2169, 5123)]