2117979

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:259

約数の個数: 24

約数和(自身を含む): 3294720

約数和(自身を除く): 1176741

約数列:

[1, 3, 9, 17, 51, 109, 127, 153, 327, 381, 981, 1143, 1853, 2159, 5559, 6477, 13843, 16677, 19431, 41529, 124587, 235331, 705993, 2117979]

約数ペア:

[(1, 2117979), (3, 705993), (9, 235331), (17, 124587), (51, 41529), (109, 19431), (127, 16677), (153, 13843), (327, 6477), (381, 5559), (981, 2159), (1143, 1853)]