28686248

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{487}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 55632000

約数和(自身を除く): 26945752

約数列:

[1, 2, 4, 8, 37, 74, 148, 199, 296, 398, 487, 796, 974, 1592, 1948, 3896, 7363, 14726, 18019, 29452, 36038, 58904, 72076, 96913, 144152, 193826, 387652, 775304, 3585781, 7171562, 14343124, 28686248]

約数ペア:

[(1, 28686248), (2, 14343124), (4, 7171562), (8, 3585781), (37, 775304), (74, 387652), (148, 193826), (199, 144152), (296, 96913), (398, 72076), (487, 58904), (796, 36038), (974, 29452), (1592, 18019), (1948, 14726), (3896, 7363)]