28278162

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{569}}^1$

素因数の和:839

約数の個数: 48

約数和(自身を含む): 67223520

約数和(自身を除く): 38945358

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 251, 502, 569, 753, 1138, 1506, 1707, 2259, 2761, 3414, 4518, 5121, 5522, 6259, 8283, 10242, 12518, 16566, 18777, 24849, 37554, 49698, 56331, 112662, 142819, 285638, 428457, 856914, 1285371, 1571009, 2570742, 3142018, 4713027, 9426054, 14139081, 28278162]

約数ペア:

[(1, 28278162), (2, 14139081), (3, 9426054), (6, 4713027), (9, 3142018), (11, 2570742), (18, 1571009), (22, 1285371), (33, 856914), (66, 428457), (99, 285638), (198, 142819), (251, 112662), (502, 56331), (569, 49698), (753, 37554), (1138, 24849), (1506, 18777), (1707, 16566), (2259, 12518), (2761, 10242), (3414, 8283), (4518, 6259), (5121, 5522)]