128709567

素因数分解:

$3^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4451}}^1$

素因数の和:4490

約数の個数: 48

約数和(自身を含む): 233356032

約数和(自身を除く): 104646465

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 243, 357, 459, 567, 1071, 1377, 1701, 3213, 4131, 4451, 9639, 13353, 28917, 31157, 40059, 75667, 93471, 120177, 227001, 280413, 360531, 529669, 681003, 841239, 1081593, 1589007, 2043009, 2523717, 4767021, 6129027, 7571151, 14301063, 18387081, 42903189, 128709567]

約数ペア:

[(1, 128709567), (3, 42903189), (7, 18387081), (9, 14301063), (17, 7571151), (21, 6129027), (27, 4767021), (51, 2523717), (63, 2043009), (81, 1589007), (119, 1081593), (153, 841239), (189, 681003), (243, 529669), (357, 360531), (459, 280413), (567, 227001), (1071, 120177), (1377, 93471), (1701, 75667), (3213, 40059), (4131, 31157), (4451, 28917), (9639, 13353)]