139680079

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{359}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 181370880

約数和(自身を除く): 41690801

約数列:

[1, 7, 11, 31, 77, 163, 217, 341, 359, 1141, 1793, 2387, 2513, 3949, 5053, 11129, 12551, 27643, 35371, 55583, 58517, 77903, 122419, 389081, 409619, 643687, 856933, 1814027, 4505809, 12698189, 19954297, 139680079]

約数ペア:

[(1, 139680079), (7, 19954297), (11, 12698189), (31, 4505809), (77, 1814027), (163, 856933), (217, 643687), (341, 409619), (359, 389081), (1141, 122419), (1793, 77903), (2387, 58517), (2513, 55583), (3949, 35371), (5053, 27643), (11129, 12551)]