209352703

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 255467520

約数和(自身を除く): 46114817

約数列:

[1, 7, 31, 53, 109, 167, 217, 371, 763, 1169, 1643, 3379, 5177, 5777, 8851, 11501, 18203, 23653, 36239, 40439, 61957, 127421, 179087, 274381, 564293, 964759, 1253609, 1920667, 3950051, 6753313, 29907529, 209352703]

約数ペア:

[(1, 209352703), (7, 29907529), (31, 6753313), (53, 3950051), (109, 1920667), (167, 1253609), (217, 964759), (371, 564293), (763, 274381), (1169, 179087), (1643, 127421), (3379, 61957), (5177, 40439), (5777, 36239), (8851, 23653), (11501, 18203)]