28490994

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3967}}^1$

素因数の和:4004

約数の個数: 64

約数和(自身を含む): 76185600

約数和(自身を除く): 47694606

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 342, 378, 399, 513, 798, 1026, 1197, 2394, 3591, 3967, 7182, 7934, 11901, 23802, 27769, 35703, 55538, 71406, 75373, 83307, 107109, 150746, 166614, 214218, 226119, 249921, 452238, 499842, 527611, 678357, 749763, 1055222, 1356714, 1499526, 1582833, 2035071, 3165666, 4070142, 4748499, 9496998, 14245497, 28490994]

約数ペア:

[(1, 28490994), (2, 14245497), (3, 9496998), (6, 4748499), (7, 4070142), (9, 3165666), (14, 2035071), (18, 1582833), (19, 1499526), (21, 1356714), (27, 1055222), (38, 749763), (42, 678357), (54, 527611), (57, 499842), (63, 452238), (114, 249921), (126, 226119), (133, 214218), (171, 166614), (189, 150746), (266, 107109), (342, 83307), (378, 75373), (399, 71406), (513, 55538), (798, 35703), (1026, 27769), (1197, 23802), (2394, 11901), (3591, 7934), (3967, 7182)]