287682723

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{641}}^1\times {\mathrm{1061}}^1$

素因数の和:1755

約数の個数: 24

約数和(自身を含む): 425445696

約数和(自身を除く): 137762973

約数列:

[1, 3, 9, 47, 141, 423, 641, 1061, 1923, 3183, 5769, 9549, 30127, 49867, 90381, 149601, 271143, 448803, 680101, 2040303, 6120909, 31964747, 95894241, 287682723]

約数ペア:

[(1, 287682723), (3, 95894241), (9, 31964747), (47, 6120909), (141, 2040303), (423, 680101), (641, 448803), (1061, 271143), (1923, 149601), (3183, 90381), (5769, 49867), (9549, 30127)]