1520290023

素因数分解:

$3^1\times 7^2\times {\mathrm{1321}}^1\times {\mathrm{7829}}^1$

素因数の和:9167

約数の個数: 24

約数和(自身を含む): 2360087280

約数和(自身を除く): 839797257

約数列:

[1, 3, 7, 21, 49, 147, 1321, 3963, 7829, 9247, 23487, 27741, 54803, 64729, 164409, 194187, 383621, 1150863, 10342109, 31026327, 72394763, 217184289, 506763341, 1520290023]

約数ペア:

[(1, 1520290023), (3, 506763341), (7, 217184289), (21, 72394763), (49, 31026327), (147, 10342109), (1321, 1150863), (3963, 383621), (7829, 194187), (9247, 164409), (23487, 64729), (27741, 54803)]