920713857

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1414307}}^1$

素因数の和:1414348

約数の個数: 16

約数和(自身を含む): 1448251392

約数和(自身を除く): 527537535

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 1414307, 4242921, 9900149, 29700447, 43843517, 131530551, 306904619, 920713857]

約数ペア:

[(1, 920713857), (3, 306904619), (7, 131530551), (21, 43843517), (31, 29700447), (93, 9900149), (217, 4242921), (651, 1414307)]