208177529

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{3011}}^1$

素因数の和:3125

約数の個数: 24

約数和(自身を含む): 259586208

約数和(自身を除く): 51408679

約数列:

[1, 7, 17, 49, 83, 119, 581, 833, 1411, 3011, 4067, 9877, 21077, 51187, 69139, 147539, 249913, 358309, 1749391, 2508163, 4248521, 12245737, 29739647, 208177529]

約数ペア:

[(1, 208177529), (7, 29739647), (17, 12245737), (49, 4248521), (83, 2508163), (119, 1749391), (581, 358309), (833, 249913), (1411, 147539), (3011, 69139), (4067, 51187), (9877, 21077)]