208996929

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6599}}^1$

素因数の和:6651

約数の個数: 40

約数和(自身を含む): 344995200

約数和(自身を除く): 135998271

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 153, 207, 391, 459, 621, 1173, 1377, 1863, 3519, 6599, 10557, 19797, 31671, 59391, 112183, 151777, 178173, 336549, 455331, 534519, 1009647, 1365993, 2580209, 3028941, 4097979, 7740627, 9086823, 12293937, 23221881, 69665643, 208996929]

約数ペア:

[(1, 208996929), (3, 69665643), (9, 23221881), (17, 12293937), (23, 9086823), (27, 7740627), (51, 4097979), (69, 3028941), (81, 2580209), (153, 1365993), (207, 1009647), (391, 534519), (459, 455331), (621, 336549), (1173, 178173), (1377, 151777), (1863, 112183), (3519, 59391), (6599, 31671), (10557, 19797)]