121820039

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 146880000

約数和(自身を除く): 25059961

約数列:

[1, 11, 19, 29, 101, 199, 209, 319, 551, 1111, 1919, 2189, 2929, 3781, 5771, 6061, 20099, 21109, 32219, 41591, 55651, 63481, 109649, 221089, 381881, 582871, 612161, 1206139, 4200691, 6411581, 11074549, 121820039]

約数ペア:

[(1, 121820039), (11, 11074549), (19, 6411581), (29, 4200691), (101, 1206139), (199, 612161), (209, 582871), (319, 381881), (551, 221089), (1111, 109649), (1919, 63481), (2189, 55651), (2929, 41591), (3781, 32219), (5771, 21109), (6061, 20099)]