201991713

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{79493}}^1$

素因数の和:79525

約数の個数: 24

約数和(自身を含む): 338326464

約数和(自身を除く): 136334751

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 79493, 238479, 556451, 874423, 1669353, 2623269, 6120961, 9618653, 18362883, 28855959, 67330571, 201991713]

約数ペア:

[(1, 201991713), (3, 67330571), (7, 28855959), (11, 18362883), (21, 9618653), (33, 6120961), (77, 2623269), (121, 1669353), (231, 874423), (363, 556451), (847, 238479), (2541, 79493)]