201645875991

素因数分解:

$3^1\times 7^2\times {\mathrm{17123}}^1\times {\mathrm{80111}}^1$

素因数の和:97251

約数の個数: 24

約数和(自身を含む): 312779038464

約数和(自身を除く): 111133162473

約数列:

[1, 3, 7, 21, 49, 147, 17123, 51369, 80111, 119861, 240333, 359583, 560777, 839027, 1682331, 2517081, 3925439, 11776317, 1371740653, 4115221959, 9602184571, 28806553713, 67215291997, 201645875991]

約数ペア:

[(1, 201645875991), (3, 67215291997), (7, 28806553713), (21, 9602184571), (49, 4115221959), (147, 1371740653), (17123, 11776317), (51369, 3925439), (80111, 2517081), (119861, 1682331), (240333, 839027), (359583, 560777)]