25112307

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 38041344

約数和(自身を除く): 12929037

約数列:

[1, 3, 11, 33, 37, 111, 131, 157, 393, 407, 471, 1221, 1441, 1727, 4323, 4847, 5181, 5809, 14541, 17427, 20567, 53317, 61701, 63899, 159951, 191697, 226237, 678711, 760979, 2282937, 8370769, 25112307]

約数ペア:

[(1, 25112307), (3, 8370769), (11, 2282937), (33, 760979), (37, 678711), (111, 226237), (131, 191697), (157, 159951), (393, 63899), (407, 61701), (471, 53317), (1221, 20567), (1441, 17427), (1727, 14541), (4323, 5809), (4847, 5181)]