25471831

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 35622720

約数和(自身を除く): 10150889

約数列:

[1, 7, 11, 17, 29, 61, 77, 119, 121, 187, 203, 319, 427, 493, 671, 847, 1037, 1309, 1769, 2057, 2233, 3451, 3509, 4697, 5423, 7259, 7381, 11407, 12383, 14399, 19459, 24563, 30073, 37961, 51667, 59653, 79849, 125477, 136213, 210511, 214049, 330803, 417571, 878339, 1498343, 2315621, 3638833, 25471831]

約数ペア:

[(1, 25471831), (7, 3638833), (11, 2315621), (17, 1498343), (29, 878339), (61, 417571), (77, 330803), (119, 214049), (121, 210511), (187, 136213), (203, 125477), (319, 79849), (427, 59653), (493, 51667), (671, 37961), (847, 30073), (1037, 24563), (1309, 19459), (1769, 14399), (2057, 12383), (2233, 11407), (3451, 7381), (3509, 7259), (4697, 5423)]