208023339

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1627}}^1$

素因数の和:1779

約数の個数: 32

約数和(自身を含む): 309450240

約数和(自身を除く): 101426901

約数列:

[1, 3, 17, 23, 51, 69, 109, 327, 391, 1173, 1627, 1853, 2507, 4881, 5559, 7521, 27659, 37421, 42619, 82977, 112263, 127857, 177343, 532029, 636157, 1908471, 3014831, 4078889, 9044493, 12236667, 69341113, 208023339]

約数ペア:

[(1, 208023339), (3, 69341113), (17, 12236667), (23, 9044493), (51, 4078889), (69, 3014831), (109, 1908471), (327, 636157), (391, 532029), (1173, 177343), (1627, 127857), (1853, 112263), (2507, 82977), (4881, 42619), (5559, 37421), (7521, 27659)]