866698

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2037

約数の個数: 16

約数和(自身を含む): 1534464

約数和(自身を除く): 667766

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 1997, 3994, 13979, 27958, 61907, 123814, 433349, 866698]

約数ペア:

[(1, 866698), (2, 433349), (7, 123814), (14, 61907), (31, 27958), (62, 13979), (217, 3994), (434, 1997)]