20160219195

素因数分解:

$3^5\times 5^1\times {\mathrm{461}}^1\times {\mathrm{35993}}^1$

素因数の和:36474

約数の個数: 48

約数和(自身を含む): 36318233952

約数和(自身を除く): 16158014757

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 461, 1215, 1383, 2305, 4149, 6915, 12447, 20745, 35993, 37341, 62235, 107979, 112023, 179965, 186705, 323937, 539895, 560115, 971811, 1619685, 2915433, 4859055, 8746299, 14577165, 16592773, 43731495, 49778319, 82963865, 149334957, 248891595, 448004871, 746674785, 1344014613, 2240024355, 4032043839, 6720073065, 20160219195]

約数ペア:

[(1, 20160219195), (3, 6720073065), (5, 4032043839), (9, 2240024355), (15, 1344014613), (27, 746674785), (45, 448004871), (81, 248891595), (135, 149334957), (243, 82963865), (405, 49778319), (461, 43731495), (1215, 16592773), (1383, 14577165), (2305, 8746299), (4149, 4859055), (6915, 2915433), (12447, 1619685), (20745, 971811), (35993, 560115), (37341, 539895), (62235, 323937), (107979, 186705), (112023, 179965)]