290192517

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{3677}}^1$

素因数の和:3802

約数の個数: 32

約数和(自身を含む): 447244800

約数和(自身を除く): 157052283

約数列:

[1, 3, 9, 27, 37, 79, 111, 237, 333, 711, 999, 2133, 2923, 3677, 8769, 11031, 26307, 33093, 78921, 99279, 136049, 290483, 408147, 871449, 1224441, 2614347, 3673323, 7843041, 10747871, 32243613, 96730839, 290192517]

約数ペア:

[(1, 290192517), (3, 96730839), (9, 32243613), (27, 10747871), (37, 7843041), (79, 3673323), (111, 2614347), (237, 1224441), (333, 871449), (711, 408147), (999, 290483), (2133, 136049), (2923, 99279), (3677, 78921), (8769, 33093), (11031, 26307)]