56112987

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{4289}}^1$

素因数の和:4395

約数の個数: 24

約数和(自身を含む): 88030800

約数和(自身を除く): 31917813

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 1869, 4289, 4361, 12867, 13083, 30023, 90069, 210161, 381721, 630483, 1145163, 2672047, 8016141, 18704329, 56112987]

約数ペア:

[(1, 56112987), (3, 18704329), (7, 8016141), (21, 2672047), (49, 1145163), (89, 630483), (147, 381721), (267, 210161), (623, 90069), (1869, 30023), (4289, 13083), (4361, 12867)]