245756

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:209

約数の個数: 24

約数和(自身を含む): 502656

約数和(自身を除く): 256900

約数列:

[1, 2, 4, 7, 14, 28, 67, 131, 134, 262, 268, 469, 524, 917, 938, 1834, 1876, 3668, 8777, 17554, 35108, 61439, 122878, 245756]

約数ペア:

[(1, 245756), (2, 122878), (4, 61439), (7, 35108), (14, 17554), (28, 8777), (67, 3668), (131, 1876), (134, 1834), (262, 938), (268, 917), (469, 524)]