213802064

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{112291}}^1$

素因数の和:112323

約数の個数: 40

約数和(自身を含む): 501271488

約数和(自身を除く): 287469424

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 112291, 224582, 449164, 786037, 898328, 1572074, 1796656, 1908947, 3144148, 3817894, 6288296, 7635788, 12576592, 13362629, 15271576, 26725258, 30543152, 53450516, 106901032, 213802064]

約数ペア:

[(1, 213802064), (2, 106901032), (4, 53450516), (7, 30543152), (8, 26725258), (14, 15271576), (16, 13362629), (17, 12576592), (28, 7635788), (34, 6288296), (56, 3817894), (68, 3144148), (112, 1908947), (119, 1796656), (136, 1572074), (238, 898328), (272, 786037), (476, 449164), (952, 224582), (1904, 112291)]