91198317

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 141568000

約数和(自身を除く): 50369683

約数列:

[1, 3, 7, 21, 139, 157, 199, 417, 471, 597, 973, 1099, 1393, 2919, 3297, 4179, 21823, 27661, 31243, 65469, 82983, 93729, 152761, 193627, 218701, 458283, 580881, 656103, 4342777, 13028331, 30399439, 91198317]

約数ペア:

[(1, 91198317), (3, 30399439), (7, 13028331), (21, 4342777), (139, 656103), (157, 580881), (199, 458283), (417, 218701), (471, 193627), (597, 152761), (973, 93729), (1099, 82983), (1393, 65469), (2919, 31243), (3297, 27661), (4179, 21823)]