213598672

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{26861}}^1$

素因数の和:26947

約数の個数: 40

約数和(自身を含む): 479647872

約数和(自身を除く): 266049200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 26861, 53722, 107444, 188027, 214888, 376054, 429776, 752108, 1504216, 1907131, 3008432, 3814262, 7628524, 13349917, 15257048, 26699834, 30514096, 53399668, 106799336, 213598672]

約数ペア:

[(1, 213598672), (2, 106799336), (4, 53399668), (7, 30514096), (8, 26699834), (14, 15257048), (16, 13349917), (28, 7628524), (56, 3814262), (71, 3008432), (112, 1907131), (142, 1504216), (284, 752108), (497, 429776), (568, 376054), (994, 214888), (1136, 188027), (1988, 107444), (3976, 53722), (7952, 26861)]