25406402

素因数分解:

$2^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{1979}}^1$

素因数の和:2126

約数の個数: 24

約数和(自身を含む): 44692560

約数和(自身を除く): 19286158

約数列:

[1, 2, 7, 14, 49, 98, 131, 262, 917, 1834, 1979, 3958, 6419, 12838, 13853, 27706, 96971, 193942, 259249, 518498, 1814743, 3629486, 12703201, 25406402]

約数ペア:

[(1, 25406402), (2, 12703201), (7, 3629486), (14, 1814743), (49, 518498), (98, 259249), (131, 193942), (262, 96971), (917, 27706), (1834, 13853), (1979, 12838), (3958, 6419)]