199921521

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{5839}}^1$

素因数の和:6056

約数の個数: 16

約数和(自身を含む): 271630080

約数和(自身を除く): 71708559

約数列:

[1, 3, 101, 113, 303, 339, 5839, 11413, 17517, 34239, 589739, 659807, 1769217, 1979421, 66640507, 199921521]

約数ペア:

[(1, 199921521), (3, 66640507), (101, 1979421), (113, 1769217), (303, 659807), (339, 589739), (5839, 34239), (11413, 17517)]