25212945

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{683}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 42550272

約数和(自身を除く): 17337327

約数列:

[1, 3, 5, 15, 23, 69, 107, 115, 321, 345, 535, 683, 1605, 2049, 2461, 3415, 7383, 10245, 12305, 15709, 36915, 47127, 73081, 78545, 219243, 235635, 365405, 1096215, 1680863, 5042589, 8404315, 25212945]

約数ペア:

[(1, 25212945), (3, 8404315), (5, 5042589), (15, 1680863), (23, 1096215), (69, 365405), (107, 235635), (115, 219243), (321, 78545), (345, 73081), (535, 47127), (683, 36915), (1605, 15709), (2049, 12305), (2461, 10245), (3415, 7383)]