215982004

素因数分解:

$2^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{16447}}^1$

素因数の和:16532

約数の個数: 36

約数和(自身を含む): 446267136

約数和(自身を除く): 230285132

約数列:

[1, 2, 4, 7, 14, 28, 49, 67, 98, 134, 196, 268, 469, 938, 1876, 3283, 6566, 13132, 16447, 32894, 65788, 115129, 230258, 460516, 805903, 1101949, 1611806, 2203898, 3223612, 4407796, 7713643, 15427286, 30854572, 53995501, 107991002, 215982004]

約数ペア:

[(1, 215982004), (2, 107991002), (4, 53995501), (7, 30854572), (14, 15427286), (28, 7713643), (49, 4407796), (67, 3223612), (98, 2203898), (134, 1611806), (196, 1101949), (268, 805903), (469, 460516), (938, 230258), (1876, 115129), (3283, 65788), (6566, 32894), (13132, 16447)]