221527744

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{797}}^1$

素因数の和:953

約数の個数: 56

約数和(自身を含む): 454840848

約数和(自身を除く): 233313104

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 101, 172, 202, 344, 404, 688, 797, 808, 1376, 1594, 1616, 2752, 3188, 3232, 4343, 6376, 6464, 8686, 12752, 17372, 25504, 34271, 34744, 51008, 68542, 69488, 80497, 137084, 138976, 160994, 274168, 277952, 321988, 548336, 643976, 1096672, 1287952, 2193344, 2575904, 3461371, 5151808, 6922742, 13845484, 27690968, 55381936, 110763872, 221527744]

約数ペア:

[(1, 221527744), (2, 110763872), (4, 55381936), (8, 27690968), (16, 13845484), (32, 6922742), (43, 5151808), (64, 3461371), (86, 2575904), (101, 2193344), (172, 1287952), (202, 1096672), (344, 643976), (404, 548336), (688, 321988), (797, 277952), (808, 274168), (1376, 160994), (1594, 138976), (1616, 137084), (2752, 80497), (3188, 69488), (3232, 68542), (4343, 51008), (6376, 34744), (6464, 34271), (8686, 25504), (12752, 17372)]