7973885

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:544

約数の個数: 16

約数和(自身を含む): 9927792

約数和(自身を除く): 1953907

約数列:

[1, 5, 41, 97, 205, 401, 485, 2005, 3977, 16441, 19885, 38897, 82205, 194485, 1594777, 7973885]

約数ペア:

[(1, 7973885), (5, 1594777), (41, 194485), (97, 82205), (205, 38897), (401, 19885), (485, 16441), (2005, 3977)]