25401208

素因数分解:

$2^3\times 7^3\times {\mathrm{9257}}^1$

素因数の和:9284

約数の個数: 32

約数和(自身を含む): 55548000

約数和(自身を除く): 30146792

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 9257, 18514, 37028, 64799, 74056, 129598, 259196, 453593, 518392, 907186, 1814372, 3175151, 3628744, 6350302, 12700604, 25401208]

約数ペア:

[(1, 25401208), (2, 12700604), (4, 6350302), (7, 3628744), (8, 3175151), (14, 1814372), (28, 907186), (49, 518392), (56, 453593), (98, 259196), (196, 129598), (343, 74056), (392, 64799), (686, 37028), (1372, 18514), (2744, 9257)]