218935486

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{347}}^1$

素因数の和:625

約数の個数: 64

約数和(自身を含む): 436575744

約数和(自身を除く): 217640258

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 241, 347, 374, 482, 694, 1309, 1687, 2429, 2618, 2651, 3374, 3817, 4097, 4858, 5302, 5899, 7634, 8194, 11798, 18557, 26719, 28679, 37114, 41293, 45067, 53438, 57358, 64889, 82586, 83627, 90134, 129778, 167254, 315469, 454223, 585389, 630938, 908446, 919897, 1170778, 1421659, 1839794, 2843318, 6439279, 9951613, 12878558, 15638249, 19903226, 31276498, 109467743, 218935486]

約数ペア:

[(1, 218935486), (2, 109467743), (7, 31276498), (11, 19903226), (14, 15638249), (17, 12878558), (22, 9951613), (34, 6439279), (77, 2843318), (119, 1839794), (154, 1421659), (187, 1170778), (238, 919897), (241, 908446), (347, 630938), (374, 585389), (482, 454223), (694, 315469), (1309, 167254), (1687, 129778), (2429, 90134), (2618, 83627), (2651, 82586), (3374, 64889), (3817, 57358), (4097, 53438), (4858, 45067), (5302, 41293), (5899, 37114), (7634, 28679), (8194, 26719), (11798, 18557)]