1288892655

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{62401}}^1$

素因数の和:62438

約数の個数: 48

約数和(自身を含む): 2453147424

約数和(自身を除く): 1164254769

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 405, 459, 765, 1215, 1377, 2295, 4131, 6885, 20655, 62401, 187203, 312005, 561609, 936015, 1060817, 1684827, 2808045, 3182451, 5054481, 5304085, 8424135, 9547353, 15163443, 15912255, 25272405, 28642059, 47736765, 75817215, 85926177, 143210295, 257778531, 429630885, 1288892655]

約数ペア:

[(1, 1288892655), (3, 429630885), (5, 257778531), (9, 143210295), (15, 85926177), (17, 75817215), (27, 47736765), (45, 28642059), (51, 25272405), (81, 15912255), (85, 15163443), (135, 9547353), (153, 8424135), (243, 5304085), (255, 5054481), (405, 3182451), (459, 2808045), (765, 1684827), (1215, 1060817), (1377, 936015), (2295, 561609), (4131, 312005), (6885, 187203), (20655, 62401)]