991232

素因数分解:

$2^{13}\times {\mathrm{11}}^2$

素因数の和:48

約数の個数: 42

約数和(自身を含む): 2178939

約数和(自身を除く): 1187707

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 128, 176, 242, 256, 352, 484, 512, 704, 968, 1024, 1408, 1936, 2048, 2816, 3872, 4096, 5632, 7744, 8192, 11264, 15488, 22528, 30976, 45056, 61952, 90112, 123904, 247808, 495616, 991232]

約数ペア:

[(1, 991232), (2, 495616), (4, 247808), (8, 123904), (11, 90112), (16, 61952), (22, 45056), (32, 30976), (44, 22528), (64, 15488), (88, 11264), (121, 8192), (128, 7744), (176, 5632), (242, 4096), (256, 3872), (352, 2816), (484, 2048), (512, 1936), (704, 1408), (968, 1024)]