28873768

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2467}}^1$

素因数の和:2510

約数の個数: 64

約数和(自身を含む): 71078400

約数和(自身を除く): 42204632

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 76, 77, 88, 133, 152, 154, 209, 266, 308, 418, 532, 616, 836, 1064, 1463, 1672, 2467, 2926, 4934, 5852, 9868, 11704, 17269, 19736, 27137, 34538, 46873, 54274, 69076, 93746, 108548, 138152, 187492, 189959, 217096, 328111, 374984, 379918, 515603, 656222, 759836, 1031206, 1312444, 1519672, 2062412, 2624888, 3609221, 4124824, 7218442, 14436884, 28873768]

約数ペア:

[(1, 28873768), (2, 14436884), (4, 7218442), (7, 4124824), (8, 3609221), (11, 2624888), (14, 2062412), (19, 1519672), (22, 1312444), (28, 1031206), (38, 759836), (44, 656222), (56, 515603), (76, 379918), (77, 374984), (88, 328111), (133, 217096), (152, 189959), (154, 187492), (209, 138152), (266, 108548), (308, 93746), (418, 69076), (532, 54274), (616, 46873), (836, 34538), (1064, 27137), (1463, 19736), (1672, 17269), (2467, 11704), (2926, 9868), (4934, 5852)]