668788274

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{33151}}^1$

素因数の和:33302

約数の個数: 32

約数和(自身を含む): 1260306432

約数和(自身を除く): 591518158

約数列:

[1, 2, 7, 11, 14, 22, 77, 131, 154, 262, 917, 1441, 1834, 2882, 10087, 20174, 33151, 66302, 232057, 364661, 464114, 729322, 2552627, 4342781, 5105254, 8685562, 30399467, 47770591, 60798934, 95541182, 334394137, 668788274]

約数ペア:

[(1, 668788274), (2, 334394137), (7, 95541182), (11, 60798934), (14, 47770591), (22, 30399467), (77, 8685562), (131, 5105254), (154, 4342781), (262, 2552627), (917, 729322), (1441, 464114), (1834, 364661), (2882, 232057), (10087, 66302), (20174, 33151)]