123027555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 240261120

約数和(自身を除く): 117233565

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 157, 255, 357, 439, 471, 595, 785, 1099, 1317, 1785, 2195, 2355, 2669, 3073, 3297, 5495, 6585, 7463, 8007, 9219, 13345, 15365, 16485, 18683, 22389, 37315, 40035, 46095, 52241, 56049, 68923, 93415, 111945, 156723, 206769, 261205, 280245, 344615, 482461, 783615, 1033845, 1171691, 1447383, 2412305, 3515073, 5858455, 7236915, 8201837, 17575365, 24605511, 41009185, 123027555]

約数ペア:

[(1, 123027555), (3, 41009185), (5, 24605511), (7, 17575365), (15, 8201837), (17, 7236915), (21, 5858455), (35, 3515073), (51, 2412305), (85, 1447383), (105, 1171691), (119, 1033845), (157, 783615), (255, 482461), (357, 344615), (439, 280245), (471, 261205), (595, 206769), (785, 156723), (1099, 111945), (1317, 93415), (1785, 68923), (2195, 56049), (2355, 52241), (2669, 46095), (3073, 40035), (3297, 37315), (5495, 22389), (6585, 18683), (7463, 16485), (8007, 15365), (9219, 13345)]