978274

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{839}}^1$

素因数の和:905

約数の個数: 16

約数和(自身を含む): 1632960

約数和(自身を除く): 654686

約数列:

[1, 2, 11, 22, 53, 106, 583, 839, 1166, 1678, 9229, 18458, 44467, 88934, 489137, 978274]

約数ペア:

[(1, 978274), (2, 489137), (11, 88934), (22, 44467), (53, 18458), (106, 9229), (583, 1678), (839, 1166)]