2152664815

素因数分解:

$5^1\times 7^2\times {\mathrm{347}}^1\times {\mathrm{25321}}^1$

素因数の和:25687

約数の個数: 24

約数和(自身を含む): 3013723152

約数和(自身を除く): 861058337

約数列:

[1, 5, 7, 35, 49, 245, 347, 1735, 2429, 12145, 17003, 25321, 85015, 126605, 177247, 886235, 1240729, 6203645, 8786387, 43931935, 61504709, 307523545, 430532963, 2152664815]

約数ペア:

[(1, 2152664815), (5, 430532963), (7, 307523545), (35, 61504709), (49, 43931935), (245, 8786387), (347, 6203645), (1735, 1240729), (2429, 886235), (12145, 177247), (17003, 126605), (25321, 85015)]