870879401

素因数分解:

$7^3\times {\mathrm{41}}^1\times {\mathrm{61927}}^1$

素因数の和:61989

約数の個数: 16

約数和(自身を含む): 1040390400

約数和(自身を除く): 169510999

約数列:

[1, 7, 41, 49, 287, 343, 2009, 14063, 61927, 433489, 2539007, 3034423, 17773049, 21240961, 124411343, 870879401]

約数ペア:

[(1, 870879401), (7, 124411343), (41, 21240961), (49, 17773049), (287, 3034423), (343, 2539007), (2009, 433489), (14063, 61927)]