277918281

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{9769}}^1$

素因数の和:9913

約数の個数: 24

約数和(自身を含む): 419133000

約数和(自身を除く): 141214719

約数列:

[1, 3, 9, 29, 87, 109, 261, 327, 981, 3161, 9483, 9769, 28449, 29307, 87921, 283301, 849903, 1064821, 2549709, 3194463, 9583389, 30879809, 92639427, 277918281]

約数ペア:

[(1, 277918281), (3, 92639427), (9, 30879809), (29, 9583389), (87, 3194463), (109, 2549709), (261, 1064821), (327, 849903), (981, 283301), (3161, 87921), (9483, 29307), (9769, 28449)]