31424855

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2633}}^1$

素因数の和:2687

約数の個数: 32

約数和(自身を含む): 48549888

約数和(自身を除く): 17125033

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 217, 341, 385, 1085, 1705, 2387, 2633, 11935, 13165, 18431, 28963, 81623, 92155, 144815, 202741, 408115, 571361, 897853, 1013705, 2856805, 4489265, 6284971, 31424855]

約数ペア:

[(1, 31424855), (5, 6284971), (7, 4489265), (11, 2856805), (31, 1013705), (35, 897853), (55, 571361), (77, 408115), (155, 202741), (217, 144815), (341, 92155), (385, 81623), (1085, 28963), (1705, 18431), (2387, 13165), (2633, 11935)]