208755085

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{17491}}^1$

素因数の和:17545

約数の個数: 32

約数和(自身を含む): 322412544

約数和(自身を除く): 113657459

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 217, 341, 385, 1085, 1705, 2387, 11935, 17491, 87455, 122437, 192401, 542221, 612185, 962005, 1346807, 2711105, 3795547, 5964431, 6734035, 18977735, 29822155, 41751017, 208755085]

約数ペア:

[(1, 208755085), (5, 41751017), (7, 29822155), (11, 18977735), (31, 6734035), (35, 5964431), (55, 3795547), (77, 2711105), (155, 1346807), (217, 962005), (341, 612185), (385, 542221), (1085, 192401), (1705, 122437), (2387, 87455), (11935, 17491)]