217660898

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{11177}}^1$

素因数の和:11306

約数の個数: 32

約数和(自身を含む): 405627264

約数和(自身を除く): 187966366

約数列:

[1, 2, 7, 13, 14, 26, 91, 107, 182, 214, 749, 1391, 1498, 2782, 9737, 11177, 19474, 22354, 78239, 145301, 156478, 290602, 1017107, 1195939, 2034214, 2391878, 8371573, 15547207, 16743146, 31094414, 108830449, 217660898]

約数ペア:

[(1, 217660898), (2, 108830449), (7, 31094414), (13, 16743146), (14, 15547207), (26, 8371573), (91, 2391878), (107, 2034214), (182, 1195939), (214, 1017107), (749, 290602), (1391, 156478), (1498, 145301), (2782, 78239), (9737, 22354), (11177, 19474)]