257656095

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1\times {\mathrm{389}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 459950400

約数和(自身を除く): 202294305

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 359, 369, 389, 615, 1077, 1167, 1795, 1845, 1945, 3231, 3501, 5385, 5835, 14719, 15949, 16155, 17505, 44157, 47847, 73595, 79745, 132471, 139651, 143541, 220785, 239235, 418953, 662355, 698255, 717705, 1256859, 2094765, 5725691, 6284295, 17177073, 28628455, 51531219, 85885365, 257656095]

約数ペア:

[(1, 257656095), (3, 85885365), (5, 51531219), (9, 28628455), (15, 17177073), (41, 6284295), (45, 5725691), (123, 2094765), (205, 1256859), (359, 717705), (369, 698255), (389, 662355), (615, 418953), (1077, 239235), (1167, 220785), (1795, 143541), (1845, 139651), (1945, 132471), (3231, 79745), (3501, 73595), (5385, 47847), (5835, 44157), (14719, 17505), (15949, 16155)]