28004526

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2111}}^1$

素因数の和:2197

約数の個数: 48

約数和(自身を含む): 67212288

約数和(自身を除く): 39207762

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 67, 99, 134, 198, 201, 402, 603, 737, 1206, 1474, 2111, 2211, 4222, 4422, 6333, 6633, 12666, 13266, 18999, 23221, 37998, 46442, 69663, 139326, 141437, 208989, 282874, 417978, 424311, 848622, 1272933, 1555807, 2545866, 3111614, 4667421, 9334842, 14002263, 28004526]

約数ペア:

[(1, 28004526), (2, 14002263), (3, 9334842), (6, 4667421), (9, 3111614), (11, 2545866), (18, 1555807), (22, 1272933), (33, 848622), (66, 424311), (67, 417978), (99, 282874), (134, 208989), (198, 141437), (201, 139326), (402, 69663), (603, 46442), (737, 37998), (1206, 23221), (1474, 18999), (2111, 13266), (2211, 12666), (4222, 6633), (4422, 6333)]