219064494

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{823}}^1$

素因数の和:985

約数の個数: 64

約数和(自身を含む): 495982080

約数和(自身を除く): 276917586

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 109, 111, 218, 222, 327, 407, 654, 814, 823, 1199, 1221, 1646, 2398, 2442, 2469, 3597, 4033, 4938, 7194, 8066, 9053, 12099, 18106, 24198, 27159, 30451, 44363, 54318, 60902, 88726, 89707, 91353, 133089, 179414, 182706, 266178, 269121, 334961, 538242, 669922, 986777, 1004883, 1973554, 2009766, 2960331, 3319159, 5920662, 6638318, 9957477, 19914954, 36510749, 73021498, 109532247, 219064494]

約数ペア:

[(1, 219064494), (2, 109532247), (3, 73021498), (6, 36510749), (11, 19914954), (22, 9957477), (33, 6638318), (37, 5920662), (66, 3319159), (74, 2960331), (109, 2009766), (111, 1973554), (218, 1004883), (222, 986777), (327, 669922), (407, 538242), (654, 334961), (814, 269121), (823, 266178), (1199, 182706), (1221, 179414), (1646, 133089), (2398, 91353), (2442, 89707), (2469, 88726), (3597, 60902), (4033, 54318), (4938, 44363), (7194, 30451), (8066, 27159), (9053, 24198), (12099, 18106)]