394335426435

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1\times {\mathrm{36073}}^1$

素因数の和:36524

約数の個数: 64

約数和(自身を含む): 674723478528

約数和(自身を除く): 280388052093

約数列:

[1, 3, 5, 15, 17, 51, 85, 163, 255, 263, 489, 789, 815, 1315, 2445, 2771, 3945, 4471, 8313, 13413, 13855, 22355, 36073, 41565, 42869, 67065, 108219, 128607, 180365, 214345, 541095, 613241, 643035, 728773, 1839723, 2186319, 3066205, 3643865, 5879899, 9198615, 9487199, 10931595, 17639697, 28461597, 29399495, 47435995, 88198485, 99958283, 142307985, 161282383, 299874849, 483847149, 499791415, 806411915, 1499374245, 1546413437, 2419235745, 4639240311, 7732067185, 23196201555, 26289028429, 78867085287, 131445142145, 394335426435]

約数ペア:

[(1, 394335426435), (3, 131445142145), (5, 78867085287), (15, 26289028429), (17, 23196201555), (51, 7732067185), (85, 4639240311), (163, 2419235745), (255, 1546413437), (263, 1499374245), (489, 806411915), (789, 499791415), (815, 483847149), (1315, 299874849), (2445, 161282383), (2771, 142307985), (3945, 99958283), (4471, 88198485), (8313, 47435995), (13413, 29399495), (13855, 28461597), (22355, 17639697), (36073, 10931595), (41565, 9487199), (42869, 9198615), (67065, 5879899), (108219, 3643865), (128607, 3066205), (180365, 2186319), (214345, 1839723), (541095, 728773), (613241, 643035)]