216977152

素因数分解:

$2^8\times 7^1\times {\mathrm{121081}}^1$

素因数の和:121104

約数の個数: 36

約数和(自身を含む): 494983216

約数和(自身を除く): 278006064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 121081, 242162, 484324, 847567, 968648, 1695134, 1937296, 3390268, 3874592, 6780536, 7749184, 13561072, 15498368, 27122144, 30996736, 54244288, 108488576, 216977152]

約数ペア:

[(1, 216977152), (2, 108488576), (4, 54244288), (7, 30996736), (8, 27122144), (14, 15498368), (16, 13561072), (28, 7749184), (32, 6780536), (56, 3874592), (64, 3390268), (112, 1937296), (128, 1695134), (224, 968648), (256, 847567), (448, 484324), (896, 242162), (1792, 121081)]