208519212

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2161}}^1$

素因数の和:2239

約数の個数: 96

約数和(自身を含む): 575334144

約数和(自身を除く): 366814932

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 43, 44, 51, 66, 68, 86, 102, 129, 132, 172, 187, 204, 258, 374, 473, 516, 561, 731, 748, 946, 1122, 1419, 1462, 1892, 2161, 2193, 2244, 2838, 2924, 4322, 4386, 5676, 6483, 8041, 8644, 8772, 12966, 16082, 23771, 24123, 25932, 32164, 36737, 47542, 48246, 71313, 73474, 92923, 95084, 96492, 110211, 142626, 146948, 185846, 220422, 278769, 285252, 371692, 404107, 440844, 557538, 808214, 1022153, 1115076, 1212321, 1579691, 1616428, 2044306, 2424642, 3066459, 3159382, 4088612, 4739073, 4849284, 6132918, 6318764, 9478146, 12265836, 17376601, 18956292, 34753202, 52129803, 69506404, 104259606, 208519212]

約数ペア:

[(1, 208519212), (2, 104259606), (3, 69506404), (4, 52129803), (6, 34753202), (11, 18956292), (12, 17376601), (17, 12265836), (22, 9478146), (33, 6318764), (34, 6132918), (43, 4849284), (44, 4739073), (51, 4088612), (66, 3159382), (68, 3066459), (86, 2424642), (102, 2044306), (129, 1616428), (132, 1579691), (172, 1212321), (187, 1115076), (204, 1022153), (258, 808214), (374, 557538), (473, 440844), (516, 404107), (561, 371692), (731, 285252), (748, 278769), (946, 220422), (1122, 185846), (1419, 146948), (1462, 142626), (1892, 110211), (2161, 96492), (2193, 95084), (2244, 92923), (2838, 73474), (2924, 71313), (4322, 48246), (4386, 47542), (5676, 36737), (6483, 32164), (8041, 25932), (8644, 24123), (8772, 23771), (12966, 16082)]