8919189

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1213}}^1$

素因数の和:1281

約数の個数: 24

約数和(自身を含む): 13888160

約数和(自身を除く): 4968971

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 1213, 2451, 3639, 7353, 10917, 23047, 52159, 69141, 156477, 207423, 469431, 991021, 2973063, 8919189]

約数ペア:

[(1, 8919189), (3, 2973063), (9, 991021), (19, 469431), (43, 207423), (57, 156477), (129, 69141), (171, 52159), (387, 23047), (817, 10917), (1213, 7353), (2451, 3639)]