491133664

素因数分解:

$2^5\times 7^2\times {\mathrm{103}}^1\times {\mathrm{3041}}^1$

素因数の和:3168

約数の個数: 72

約数和(自身を含む): 1136077488

約数和(自身を除く): 644943824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 103, 112, 196, 206, 224, 392, 412, 721, 784, 824, 1442, 1568, 1648, 2884, 3041, 3296, 5047, 5768, 6082, 10094, 11536, 12164, 20188, 21287, 23072, 24328, 40376, 42574, 48656, 80752, 85148, 97312, 149009, 161504, 170296, 298018, 313223, 340592, 596036, 626446, 681184, 1192072, 1252892, 2192561, 2384144, 2505784, 4385122, 4768288, 5011568, 8770244, 10023136, 15347927, 17540488, 30695854, 35080976, 61391708, 70161952, 122783416, 245566832, 491133664]

約数ペア:

[(1, 491133664), (2, 245566832), (4, 122783416), (7, 70161952), (8, 61391708), (14, 35080976), (16, 30695854), (28, 17540488), (32, 15347927), (49, 10023136), (56, 8770244), (98, 5011568), (103, 4768288), (112, 4385122), (196, 2505784), (206, 2384144), (224, 2192561), (392, 1252892), (412, 1192072), (721, 681184), (784, 626446), (824, 596036), (1442, 340592), (1568, 313223), (1648, 298018), (2884, 170296), (3041, 161504), (3296, 149009), (5047, 97312), (5768, 85148), (6082, 80752), (10094, 48656), (11536, 42574), (12164, 40376), (20188, 24328), (21287, 23072)]