211083719

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{17027}}^1$

素因数の和:17075

約数の個数: 24

約数和(自身を含む): 279531648

約数和(自身を除く): 68447929

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 539, 1127, 1771, 12397, 17027, 119189, 187297, 391621, 834323, 1311079, 2741347, 4307831, 9177553, 19189429, 30154817, 211083719]

約数ペア:

[(1, 211083719), (7, 30154817), (11, 19189429), (23, 9177553), (49, 4307831), (77, 2741347), (161, 1311079), (253, 834323), (539, 391621), (1127, 187297), (1771, 119189), (12397, 17027)]