289052470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{589903}}^1$

素因数の和:589924

約数の個数: 24

約数和(自身を含む): 605241504

約数和(自身を除く): 316189034

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 589903, 1179806, 2949515, 4129321, 5899030, 8258642, 20646605, 28905247, 41293210, 57810494, 144526235, 289052470]

約数ペア:

[(1, 289052470), (2, 144526235), (5, 57810494), (7, 41293210), (10, 28905247), (14, 20646605), (35, 8258642), (49, 5899030), (70, 4129321), (98, 2949515), (245, 1179806), (490, 589903)]