278301339

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{67369}}^1$

素因数の和:67401

約数の個数: 24

約数和(自身を含む): 441408240

約数和(自身を除く): 163106901

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 67369, 202107, 606321, 1145273, 1818963, 3435819, 5456889, 10307457, 16370667, 30922371, 92767113, 278301339]

約数ペア:

[(1, 278301339), (3, 92767113), (9, 30922371), (17, 16370667), (27, 10307457), (51, 5456889), (81, 3435819), (153, 1818963), (243, 1145273), (459, 606321), (1377, 202107), (4131, 67369)]