261249934

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{40529}}^1$

素因数の和:40835

約数の個数: 16

約数和(自身を含む): 428969520

約数和(自身を除く): 167719586

約数列:

[1, 2, 11, 22, 293, 586, 3223, 6446, 40529, 81058, 445819, 891638, 11874997, 23749994, 130624967, 261249934]

約数ペア:

[(1, 261249934), (2, 130624967), (11, 23749994), (22, 11874997), (293, 891638), (586, 445819), (3223, 81058), (6446, 40529)]