13090791

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 22070400

約数和(自身を除く): 8979609

約数列:

[1, 3, 7, 19, 21, 43, 49, 57, 109, 129, 133, 147, 301, 327, 399, 763, 817, 903, 931, 2071, 2107, 2289, 2451, 2793, 4687, 5341, 5719, 6213, 6321, 14061, 14497, 16023, 17157, 32809, 40033, 43491, 89053, 98427, 101479, 120099, 229663, 267159, 304437, 623371, 688989, 1870113, 4363597, 13090791]

約数ペア:

[(1, 13090791), (3, 4363597), (7, 1870113), (19, 688989), (21, 623371), (43, 304437), (49, 267159), (57, 229663), (109, 120099), (129, 101479), (133, 98427), (147, 89053), (301, 43491), (327, 40033), (399, 32809), (763, 17157), (817, 16023), (903, 14497), (931, 14061), (2071, 6321), (2107, 6213), (2289, 5719), (2451, 5341), (2793, 4687)]