6428745

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 12005760

約数和(自身を除く): 5577015

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 73, 95, 103, 171, 219, 285, 309, 365, 515, 657, 855, 927, 1095, 1387, 1545, 1957, 3285, 4161, 4635, 5871, 6935, 7519, 9785, 12483, 17613, 20805, 22557, 29355, 37595, 62415, 67671, 88065, 112785, 142861, 338355, 428583, 714305, 1285749, 2142915, 6428745]

約数ペア:

[(1, 6428745), (3, 2142915), (5, 1285749), (9, 714305), (15, 428583), (19, 338355), (45, 142861), (57, 112785), (73, 88065), (95, 67671), (103, 62415), (171, 37595), (219, 29355), (285, 22557), (309, 20805), (365, 17613), (515, 12483), (657, 9785), (855, 7519), (927, 6935), (1095, 5871), (1387, 4635), (1545, 4161), (1957, 3285)]