260869005

素因数分解:

$3^6\times 5^1\times {\mathrm{71569}}^1$

素因数の和:71592

約数の個数: 28

約数和(自身を含む): 469356060

約数和(自身を除く): 208487055

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 71569, 214707, 357845, 644121, 1073535, 1932363, 3220605, 5797089, 9661815, 17391267, 28985445, 52173801, 86956335, 260869005]

約数ペア:

[(1, 260869005), (3, 86956335), (5, 52173801), (9, 28985445), (15, 17391267), (27, 9661815), (45, 5797089), (81, 3220605), (135, 1932363), (243, 1073535), (405, 644121), (729, 357845), (1215, 214707), (3645, 71569)]