203420007

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{111341}}^1$

素因数の和:111383

約数の個数: 24

約数和(自身を含む): 347387040

約数和(自身を除く): 143967033

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 111341, 334023, 779387, 1002069, 2338161, 3228889, 7014483, 9686667, 22602223, 29060001, 67806669, 203420007]

約数ペア:

[(1, 203420007), (3, 67806669), (7, 29060001), (9, 22602223), (21, 9686667), (29, 7014483), (63, 3228889), (87, 2338161), (203, 1002069), (261, 779387), (609, 334023), (1827, 111341)]