1390311

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 2358720

約数和(自身を除く): 968409

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 233, 351, 459, 663, 699, 1989, 2097, 3029, 3961, 5967, 6291, 9087, 11883, 27261, 35649, 51493, 81783, 106947, 154479, 463437, 1390311]

約数ペア:

[(1, 1390311), (3, 463437), (9, 154479), (13, 106947), (17, 81783), (27, 51493), (39, 35649), (51, 27261), (117, 11883), (153, 9087), (221, 6291), (233, 5967), (351, 3961), (459, 3029), (663, 2097), (699, 1989)]