809396

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:359

約数の個数: 24

約数和(自身を含む): 1638336

約数和(自身を除く): 828940

約数列:

[1, 2, 4, 7, 14, 28, 137, 211, 274, 422, 548, 844, 959, 1477, 1918, 2954, 3836, 5908, 28907, 57814, 115628, 202349, 404698, 809396]

約数ペア:

[(1, 809396), (2, 404698), (4, 202349), (7, 115628), (14, 57814), (28, 28907), (137, 5908), (211, 3836), (274, 2954), (422, 1918), (548, 1477), (844, 959)]