28299392

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 62424000

約数和(自身を除く): 34124608

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 101, 128, 176, 199, 202, 352, 398, 404, 704, 796, 808, 1111, 1408, 1592, 1616, 2189, 2222, 3184, 3232, 4378, 4444, 6368, 6464, 8756, 8888, 12736, 12928, 17512, 17776, 20099, 25472, 35024, 35552, 40198, 70048, 71104, 80396, 140096, 142208, 160792, 221089, 280192, 321584, 442178, 643168, 884356, 1286336, 1768712, 2572672, 3537424, 7074848, 14149696, 28299392]

約数ペア:

[(1, 28299392), (2, 14149696), (4, 7074848), (8, 3537424), (11, 2572672), (16, 1768712), (22, 1286336), (32, 884356), (44, 643168), (64, 442178), (88, 321584), (101, 280192), (128, 221089), (176, 160792), (199, 142208), (202, 140096), (352, 80396), (398, 71104), (404, 70048), (704, 40198), (796, 35552), (808, 35024), (1111, 25472), (1408, 20099), (1592, 17776), (1616, 17512), (2189, 12928), (2222, 12736), (3184, 8888), (3232, 8756), (4378, 6464), (4444, 6368)]