210458017

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{307}}^2$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 272324160

約数和(自身を除く): 61866143

約数列:

[1, 7, 11, 29, 77, 203, 307, 319, 2149, 2233, 3377, 8903, 23639, 62321, 94249, 97933, 659743, 685531, 1036739, 2733221, 7257173, 19132547, 30065431, 210458017]

約数ペア:

[(1, 210458017), (7, 30065431), (11, 19132547), (29, 7257173), (77, 2733221), (203, 1036739), (307, 685531), (319, 659743), (2149, 97933), (2233, 94249), (3377, 62321), (8903, 23639)]