12541311

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:341

約数の個数: 40

約数和(自身を含む): 20473200

約数和(自身を除く): 7931889

約数列:

[1, 3, 9, 19, 27, 29, 57, 81, 87, 171, 261, 281, 513, 551, 783, 843, 1539, 1653, 2349, 2529, 4959, 5339, 7587, 8149, 14877, 16017, 22761, 24447, 44631, 48051, 73341, 144153, 154831, 220023, 432459, 464493, 660069, 1393479, 4180437, 12541311]

約数ペア:

[(1, 12541311), (3, 4180437), (9, 1393479), (19, 660069), (27, 464493), (29, 432459), (57, 220023), (81, 154831), (87, 144153), (171, 73341), (261, 48051), (281, 44631), (513, 24447), (551, 22761), (783, 16017), (843, 14877), (1539, 8149), (1653, 7587), (2349, 5339), (2529, 4959)]