201950217

素因数分解:

$3^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{4721}}^1$

素因数の和:4838

約数の個数: 36

約数和(自身を含む): 342902196

約数和(自身を除く): 140951979

約数列:

[1, 3, 7, 9, 21, 49, 63, 97, 147, 291, 441, 679, 873, 2037, 4721, 4753, 6111, 14163, 14259, 33047, 42489, 42777, 99141, 231329, 297423, 457937, 693987, 1373811, 2081961, 3205559, 4121433, 9616677, 22438913, 28850031, 67316739, 201950217]

約数ペア:

[(1, 201950217), (3, 67316739), (7, 28850031), (9, 22438913), (21, 9616677), (49, 4121433), (63, 3205559), (97, 2081961), (147, 1373811), (291, 693987), (441, 457937), (679, 297423), (873, 231329), (2037, 99141), (4721, 42777), (4753, 42489), (6111, 33047), (14163, 14259)]