1289115

素因数分解:

$3^5\times 5^1\times {\mathrm{1061}}^1$

素因数の和:1081

約数の個数: 24

約数和(自身を含む): 2319408

約数和(自身を除く): 1030293

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1061, 1215, 3183, 5305, 9549, 15915, 28647, 47745, 85941, 143235, 257823, 429705, 1289115]

約数ペア:

[(1, 1289115), (3, 429705), (5, 257823), (9, 143235), (15, 85941), (27, 47745), (45, 28647), (81, 15915), (135, 9549), (243, 5305), (405, 3183), (1061, 1215)]