165872421

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{42961}}^1$

素因数の和:42994

約数の個数: 32

約数和(自身を含む): 288704640

約数和(自身を除く): 122832219

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 297, 351, 429, 1287, 3861, 42961, 128883, 386649, 472571, 558493, 1159947, 1417713, 1675479, 4253139, 5026437, 6143423, 12759417, 15079311, 18430269, 55290807, 165872421]

約数ペア:

[(1, 165872421), (3, 55290807), (9, 18430269), (11, 15079311), (13, 12759417), (27, 6143423), (33, 5026437), (39, 4253139), (99, 1675479), (117, 1417713), (143, 1159947), (297, 558493), (351, 472571), (429, 386649), (1287, 128883), (3861, 42961)]