25852658

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 43300656

約数和(自身を除く): 17447998

約数列:

[1, 2, 13, 26, 53, 73, 106, 146, 257, 514, 689, 949, 1378, 1898, 3341, 3869, 6682, 7738, 13621, 18761, 27242, 37522, 50297, 100594, 177073, 243893, 354146, 487786, 994333, 1988666, 12926329, 25852658]

約数ペア:

[(1, 25852658), (2, 12926329), (13, 1988666), (26, 994333), (53, 487786), (73, 354146), (106, 243893), (146, 177073), (257, 100594), (514, 50297), (689, 37522), (949, 27242), (1378, 18761), (1898, 13621), (3341, 7738), (3869, 6682)]