393800544

素因数分解:

$2^5\times 3^2\times {\mathrm{73}}^1\times {\mathrm{18731}}^1$

素因数の和:18820

約数の個数: 72

約数和(自身を含む): 1135271592

約数和(自身を除く): 741471048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 73, 96, 144, 146, 219, 288, 292, 438, 584, 657, 876, 1168, 1314, 1752, 2336, 2628, 3504, 5256, 7008, 10512, 18731, 21024, 37462, 56193, 74924, 112386, 149848, 168579, 224772, 299696, 337158, 449544, 599392, 674316, 899088, 1348632, 1367363, 1798176, 2697264, 2734726, 4102089, 5394528, 5469452, 8204178, 10938904, 12306267, 16408356, 21877808, 24612534, 32816712, 43755616, 49225068, 65633424, 98450136, 131266848, 196900272, 393800544]

約数ペア:

[(1, 393800544), (2, 196900272), (3, 131266848), (4, 98450136), (6, 65633424), (8, 49225068), (9, 43755616), (12, 32816712), (16, 24612534), (18, 21877808), (24, 16408356), (32, 12306267), (36, 10938904), (48, 8204178), (72, 5469452), (73, 5394528), (96, 4102089), (144, 2734726), (146, 2697264), (219, 1798176), (288, 1367363), (292, 1348632), (438, 899088), (584, 674316), (657, 599392), (876, 449544), (1168, 337158), (1314, 299696), (1752, 224772), (2336, 168579), (2628, 149848), (3504, 112386), (5256, 74924), (7008, 56193), (10512, 37462), (18731, 21024)]