13191290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{26921}}^1$

素因数の和:26942

約数の個数: 24

約数和(自身を含む): 27621972

約数和(自身を除く): 14430682

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 26921, 53842, 134605, 188447, 269210, 376894, 942235, 1319129, 1884470, 2638258, 6595645, 13191290]

約数ペア:

[(1, 13191290), (2, 6595645), (5, 2638258), (7, 1884470), (10, 1319129), (14, 942235), (35, 376894), (49, 269210), (70, 188447), (98, 134605), (245, 53842), (490, 26921)]