201874981

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3209}}^1$

素因数の和:3289

約数の個数: 32

約数和(自身を含む): 271180800

約数和(自身を除く): 69305819

約数列:

[1, 7, 11, 19, 43, 77, 133, 209, 301, 473, 817, 1463, 3209, 3311, 5719, 8987, 22463, 35299, 60971, 62909, 137987, 247093, 426797, 670681, 965909, 1517857, 2621753, 4694767, 10624999, 18352271, 28839283, 201874981]

約数ペア:

[(1, 201874981), (7, 28839283), (11, 18352271), (19, 10624999), (43, 4694767), (77, 2621753), (133, 1517857), (209, 965909), (301, 670681), (473, 426797), (817, 247093), (1463, 137987), (3209, 62909), (3311, 60971), (5719, 35299), (8987, 22463)]