12871683

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2281}}^1$

素因数の和:2320

約数の個数: 32

約数和(自身を含む): 21907200

約数和(自身を除く): 9035517

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 2281, 5643, 6843, 20529, 25091, 43339, 61587, 75273, 130017, 225819, 390051, 476729, 677457, 1170153, 1430187, 4290561, 12871683]

約数ペア:

[(1, 12871683), (3, 4290561), (9, 1430187), (11, 1170153), (19, 677457), (27, 476729), (33, 390051), (57, 225819), (99, 130017), (171, 75273), (209, 61587), (297, 43339), (513, 25091), (627, 20529), (1881, 6843), (2281, 5643)]