81148396

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67399}}^1$

素因数の和:67453

約数の個数: 24

約数和(自身を含む): 166073600

約数和(自身を除く): 84925204

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 67399, 134798, 269596, 471793, 943586, 1887172, 2898157, 5796314, 11592628, 20287099, 40574198, 81148396]

約数ペア:

[(1, 81148396), (2, 40574198), (4, 20287099), (7, 11592628), (14, 5796314), (28, 2898157), (43, 1887172), (86, 943586), (172, 471793), (301, 269596), (602, 134798), (1204, 67399)]