25694474

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 17851126

約数列:

[1, 2, 13, 26, 31, 62, 71, 142, 403, 449, 806, 898, 923, 1846, 2201, 4402, 5837, 11674, 13919, 27838, 28613, 31879, 57226, 63758, 180947, 361894, 414427, 828854, 988249, 1976498, 12847237, 25694474]

約数ペア:

[(1, 25694474), (2, 12847237), (13, 1976498), (26, 988249), (31, 828854), (62, 414427), (71, 361894), (142, 180947), (403, 63758), (449, 57226), (806, 31879), (898, 28613), (923, 27838), (1846, 13919), (2201, 11674), (4402, 5837)]