13301197

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:210

約数の個数: 32

約数和(自身を含む): 17696000

約数和(自身を除く): 4394803

約数列:

[1, 7, 13, 19, 49, 91, 133, 157, 247, 343, 637, 931, 1099, 1729, 2041, 2983, 4459, 6517, 7693, 12103, 14287, 20881, 38779, 53851, 84721, 100009, 146167, 271453, 700063, 1023169, 1900171, 13301197]

約数ペア:

[(1, 13301197), (7, 1900171), (13, 1023169), (19, 700063), (49, 271453), (91, 146167), (133, 100009), (157, 84721), (247, 53851), (343, 38779), (637, 20881), (931, 14287), (1099, 12103), (1729, 7693), (2041, 6517), (2983, 4459)]