7640017

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:648

約数の個数: 16

約数和(自身を含む): 9585792

約数和(自身を除く): 1945775

約数列:

[1, 7, 11, 77, 313, 317, 2191, 2219, 3443, 3487, 24101, 24409, 99221, 694547, 1091431, 7640017]

約数ペア:

[(1, 7640017), (7, 1091431), (11, 694547), (77, 99221), (313, 24409), (317, 24101), (2191, 3487), (2219, 3443)]