131328890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{170557}}^1$

素因数の和:170582

約数の個数: 32

約数和(自身を含む): 294724224

約数和(自身を除く): 163395334

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 170557, 341114, 852785, 1193899, 1705570, 1876127, 2387798, 3752254, 5969495, 9380635, 11938990, 13132889, 18761270, 26265778, 65664445, 131328890]

約数ペア:

[(1, 131328890), (2, 65664445), (5, 26265778), (7, 18761270), (10, 13132889), (11, 11938990), (14, 9380635), (22, 5969495), (35, 3752254), (55, 2387798), (70, 1876127), (77, 1705570), (110, 1193899), (154, 852785), (385, 341114), (770, 170557)]