208850312

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{569}}^1$

素因数の和:726

約数の個数: 64

約数和(自身を含む): 442411200

約数和(自身を除く): 233560888

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 97, 172, 194, 344, 388, 473, 569, 776, 946, 1067, 1138, 1892, 2134, 2276, 3784, 4171, 4268, 4552, 6259, 8342, 8536, 12518, 16684, 24467, 25036, 33368, 45881, 48934, 50072, 55193, 91762, 97868, 110386, 183524, 195736, 220772, 269137, 367048, 441544, 538274, 607123, 1076548, 1214246, 2153096, 2373299, 2428492, 4746598, 4856984, 9493196, 18986392, 26106289, 52212578, 104425156, 208850312]

約数ペア:

[(1, 208850312), (2, 104425156), (4, 52212578), (8, 26106289), (11, 18986392), (22, 9493196), (43, 4856984), (44, 4746598), (86, 2428492), (88, 2373299), (97, 2153096), (172, 1214246), (194, 1076548), (344, 607123), (388, 538274), (473, 441544), (569, 367048), (776, 269137), (946, 220772), (1067, 195736), (1138, 183524), (1892, 110386), (2134, 97868), (2276, 91762), (3784, 55193), (4171, 50072), (4268, 48934), (4552, 45881), (6259, 33368), (8342, 25036), (8536, 24467), (12518, 16684)]