438560752

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:638

約数の個数: 80

約数和(自身を含む): 994650624

約数和(自身を除く): 556089872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 131, 142, 262, 284, 421, 497, 524, 568, 842, 917, 994, 1048, 1136, 1684, 1834, 1988, 2096, 2947, 3368, 3668, 3976, 5894, 6736, 7336, 7952, 9301, 11788, 14672, 18602, 23576, 29891, 37204, 47152, 55151, 59782, 65107, 74408, 110302, 119564, 130214, 148816, 209237, 220604, 239128, 260428, 386057, 418474, 441208, 478256, 520856, 772114, 836948, 882416, 1041712, 1544228, 1673896, 3088456, 3347792, 3915721, 6176912, 7831442, 15662884, 27410047, 31325768, 54820094, 62651536, 109640188, 219280376, 438560752]

約数ペア:

[(1, 438560752), (2, 219280376), (4, 109640188), (7, 62651536), (8, 54820094), (14, 31325768), (16, 27410047), (28, 15662884), (56, 7831442), (71, 6176912), (112, 3915721), (131, 3347792), (142, 3088456), (262, 1673896), (284, 1544228), (421, 1041712), (497, 882416), (524, 836948), (568, 772114), (842, 520856), (917, 478256), (994, 441208), (1048, 418474), (1136, 386057), (1684, 260428), (1834, 239128), (1988, 220604), (2096, 209237), (2947, 148816), (3368, 130214), (3668, 119564), (3976, 110302), (5894, 74408), (6736, 65107), (7336, 59782), (7952, 55151), (9301, 47152), (11788, 37204), (14672, 29891), (18602, 23576)]