1225935

素因数分解:

$3^5\times 5^1\times {\mathrm{1009}}^1$

素因数の和:1029

約数の個数: 24

約数和(自身を含む): 2205840

約数和(自身を除く): 979905

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1009, 1215, 3027, 5045, 9081, 15135, 27243, 45405, 81729, 136215, 245187, 408645, 1225935]

約数ペア:

[(1, 1225935), (3, 408645), (5, 245187), (9, 136215), (15, 81729), (27, 45405), (45, 27243), (81, 15135), (135, 9081), (243, 5045), (405, 3027), (1009, 1215)]