207973689

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3137}}^1$

素因数の和:3206

約数の個数: 48

約数和(自身を含む): 360593856

約数和(自身を除く): 152620167

約数列:

[1, 3, 7, 11, 21, 33, 41, 49, 77, 123, 147, 231, 287, 451, 539, 861, 1353, 1617, 2009, 3137, 3157, 6027, 9411, 9471, 21959, 22099, 34507, 65877, 66297, 103521, 128617, 153713, 241549, 385851, 461139, 724647, 900319, 1414787, 1690843, 2700957, 4244361, 5072529, 6302233, 9903509, 18906699, 29710527, 69324563, 207973689]

約数ペア:

[(1, 207973689), (3, 69324563), (7, 29710527), (11, 18906699), (21, 9903509), (33, 6302233), (41, 5072529), (49, 4244361), (77, 2700957), (123, 1690843), (147, 1414787), (231, 900319), (287, 724647), (451, 461139), (539, 385851), (861, 241549), (1353, 153713), (1617, 128617), (2009, 103521), (3137, 66297), (3157, 65877), (6027, 34507), (9411, 22099), (9471, 21959)]