25157957

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:425

約数の個数: 24

約数和(自身を含む): 30132480

約数和(自身を除く): 4974523

約数列:

[1, 11, 19, 31, 121, 209, 341, 353, 589, 2299, 3751, 3883, 6479, 6707, 10943, 42713, 71269, 73777, 120373, 207917, 811547, 1324103, 2287087, 25157957]

約数ペア:

[(1, 25157957), (11, 2287087), (19, 1324103), (31, 811547), (121, 207917), (209, 120373), (341, 73777), (353, 71269), (589, 42713), (2299, 10943), (3751, 6707), (3883, 6479)]