289964648

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1279}}^1\times {\mathrm{1667}}^1$

素因数の和:2969

約数の個数: 32

約数和(自身を含む): 576460800

約数和(自身を除く): 286496152

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1279, 1667, 2558, 3334, 5116, 6668, 10232, 13336, 21743, 28339, 43486, 56678, 86972, 113356, 173944, 226712, 2132093, 4264186, 8528372, 17056744, 36245581, 72491162, 144982324, 289964648]

約数ペア:

[(1, 289964648), (2, 144982324), (4, 72491162), (8, 36245581), (17, 17056744), (34, 8528372), (68, 4264186), (136, 2132093), (1279, 226712), (1667, 173944), (2558, 113356), (3334, 86972), (5116, 56678), (6668, 43486), (10232, 28339), (13336, 21743)]