638085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:177

約数の個数: 32

約数和(自身を含む): 1198080

約数和(自身を除く): 559995

約数列:

[1, 3, 5, 7, 15, 21, 35, 59, 103, 105, 177, 295, 309, 413, 515, 721, 885, 1239, 1545, 2065, 2163, 3605, 6077, 6195, 10815, 18231, 30385, 42539, 91155, 127617, 212695, 638085]

約数ペア:

[(1, 638085), (3, 212695), (5, 127617), (7, 91155), (15, 42539), (21, 30385), (35, 18231), (59, 10815), (103, 6195), (105, 6077), (177, 3605), (295, 2163), (309, 2065), (413, 1545), (515, 1239), (721, 885)]