213952004

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{10453}}^1$

素因数の和:10524

約数の個数: 48

約数和(自身を含む): 463655808

約数和(自身を除く): 249703804

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 43, 68, 86, 119, 172, 238, 301, 476, 602, 731, 1204, 1462, 2924, 5117, 10234, 10453, 20468, 20906, 41812, 73171, 146342, 177701, 292684, 355402, 449479, 710804, 898958, 1243907, 1797916, 2487814, 3146353, 4975628, 6292706, 7641143, 12585412, 15282286, 30564572, 53488001, 106976002, 213952004]

約数ペア:

[(1, 213952004), (2, 106976002), (4, 53488001), (7, 30564572), (14, 15282286), (17, 12585412), (28, 7641143), (34, 6292706), (43, 4975628), (68, 3146353), (86, 2487814), (119, 1797916), (172, 1243907), (238, 898958), (301, 710804), (476, 449479), (602, 355402), (731, 292684), (1204, 177701), (1462, 146342), (2924, 73171), (5117, 41812), (10234, 20906), (10453, 20468)]