278972004

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{169691}}^1$

素因数の和:169835

約数の個数: 24

約数和(自身を含む): 655689888

約数和(自身を除く): 376717884

約数列:

[1, 2, 3, 4, 6, 12, 137, 274, 411, 548, 822, 1644, 169691, 339382, 509073, 678764, 1018146, 2036292, 23247667, 46495334, 69743001, 92990668, 139486002, 278972004]

約数ペア:

[(1, 278972004), (2, 139486002), (3, 92990668), (4, 69743001), (6, 46495334), (12, 23247667), (137, 2036292), (274, 1018146), (411, 678764), (548, 509073), (822, 339382), (1644, 169691)]