31919090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{65141}}^1$

素因数の和:65162

約数の個数: 24

約数和(自身を含む): 66835692

約数和(自身を除く): 34916602

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 65141, 130282, 325705, 455987, 651410, 911974, 2279935, 3191909, 4559870, 6383818, 15959545, 31919090]

約数ペア:

[(1, 31919090), (2, 15959545), (5, 6383818), (7, 4559870), (10, 3191909), (14, 2279935), (35, 911974), (49, 651410), (70, 455987), (98, 325705), (245, 130282), (490, 65141)]