665271486

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{21401}}^1$

素因数の和:21577

約数の個数: 48

約数和(自身を含む): 1582549488

約数和(自身を除く): 917278002

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 157, 198, 314, 471, 942, 1413, 1727, 2826, 3454, 5181, 10362, 15543, 21401, 31086, 42802, 64203, 128406, 192609, 235411, 385218, 470822, 706233, 1412466, 2118699, 3359957, 4237398, 6719914, 10079871, 20159742, 30239613, 36959527, 60479226, 73919054, 110878581, 221757162, 332635743, 665271486]

約数ペア:

[(1, 665271486), (2, 332635743), (3, 221757162), (6, 110878581), (9, 73919054), (11, 60479226), (18, 36959527), (22, 30239613), (33, 20159742), (66, 10079871), (99, 6719914), (157, 4237398), (198, 3359957), (314, 2118699), (471, 1412466), (942, 706233), (1413, 470822), (1727, 385218), (2826, 235411), (3454, 192609), (5181, 128406), (10362, 64203), (15543, 42802), (21401, 31086)]