201890709

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{1997}}^1$

素因数の和:2289

約数の個数: 24

約数和(自身を含む): 299220480

約数和(自身を除く): 97329771

約数列:

[1, 3, 9, 47, 141, 239, 423, 717, 1997, 2151, 5991, 11233, 17973, 33699, 93859, 101097, 281577, 477283, 844731, 1431849, 4295547, 22432301, 67296903, 201890709]

約数ペア:

[(1, 201890709), (3, 67296903), (9, 22432301), (47, 4295547), (141, 1431849), (239, 844731), (423, 477283), (717, 281577), (1997, 101097), (2151, 93859), (5991, 33699), (11233, 17973)]