80258913

素因数分解:

$3^2\times 7^3\times {\mathrm{25999}}^1$

素因数の和:26026

約数の個数: 24

約数和(自身を含む): 135200000

約数和(自身を除く): 54941087

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 25999, 77997, 181993, 233991, 545979, 1273951, 1637937, 3821853, 8917657, 11465559, 26752971, 80258913]

約数ペア:

[(1, 80258913), (3, 26752971), (7, 11465559), (9, 8917657), (21, 3821853), (49, 1637937), (63, 1273951), (147, 545979), (343, 233991), (441, 181993), (1029, 77997), (3087, 25999)]