831657393

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{123373}}^1$

素因数の和:123493

約数の個数: 24

約数和(自身を含む): 1385736768

約数和(自身を除く): 554079375

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 6741, 123373, 370119, 863611, 1110357, 2590833, 7772499, 13200911, 39602733, 92406377, 118808199, 277219131, 831657393]

約数ペア:

[(1, 831657393), (3, 277219131), (7, 118808199), (9, 92406377), (21, 39602733), (63, 13200911), (107, 7772499), (321, 2590833), (749, 1110357), (963, 863611), (2247, 370119), (6741, 123373)]