299735721

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1997}}^1$

素因数の和:2135

約数の個数: 40

約数和(自身を含む): 478680840

約数和(自身を除く): 178945119

約数列:

[1, 3, 9, 17, 27, 51, 81, 109, 153, 327, 459, 981, 1377, 1853, 1997, 2943, 5559, 5991, 8829, 16677, 17973, 33949, 50031, 53919, 101847, 150093, 161757, 217673, 305541, 653019, 916623, 1959057, 2749869, 3700441, 5877171, 11101323, 17631513, 33303969, 99911907, 299735721]

約数ペア:

[(1, 299735721), (3, 99911907), (9, 33303969), (17, 17631513), (27, 11101323), (51, 5877171), (81, 3700441), (109, 2749869), (153, 1959057), (327, 916623), (459, 653019), (981, 305541), (1377, 217673), (1853, 161757), (1997, 150093), (2943, 101847), (5559, 53919), (5991, 50031), (8829, 33949), (16677, 17973)]