20210573655

素因数分解:

$3^6\times 5^1\times {\mathrm{1753}}^1\times {\mathrm{3163}}^1$

素因数の和:4939

約数の個数: 56

約数和(自身を含む): 36394644048

約数和(自身を除く): 16184070393

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 1753, 3163, 3645, 5259, 8765, 9489, 15777, 15815, 26295, 28467, 47331, 47445, 78885, 85401, 141993, 142335, 236655, 256203, 425979, 427005, 709965, 768609, 1277937, 1281015, 2129895, 2305827, 3843045, 5544739, 6389685, 11529135, 16634217, 27723695, 49902651, 83171085, 149707953, 249513255, 449123859, 748539765, 1347371577, 2245619295, 4042114731, 6736857885, 20210573655]

約数ペア:

[(1, 20210573655), (3, 6736857885), (5, 4042114731), (9, 2245619295), (15, 1347371577), (27, 748539765), (45, 449123859), (81, 249513255), (135, 149707953), (243, 83171085), (405, 49902651), (729, 27723695), (1215, 16634217), (1753, 11529135), (3163, 6389685), (3645, 5544739), (5259, 3843045), (8765, 2305827), (9489, 2129895), (15777, 1281015), (15815, 1277937), (26295, 768609), (28467, 709965), (47331, 427005), (47445, 425979), (78885, 256203), (85401, 236655), (141993, 142335)]