1285749

素因数分解:

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

素因数の和:201

約数の個数: 24

約数和(自身を含む): 2000960

約数和(自身を除く): 715211

約数列:

[1, 3, 9, 19, 57, 73, 103, 171, 219, 309, 657, 927, 1387, 1957, 4161, 5871, 7519, 12483, 17613, 22557, 67671, 142861, 428583, 1285749]

約数ペア:

[(1, 1285749), (3, 428583), (9, 142861), (19, 67671), (57, 22557), (73, 17613), (103, 12483), (171, 7519), (219, 5871), (309, 4161), (657, 1957), (927, 1387)]