20172510135

素因数分解:

$3^5\times 5^1\times {\mathrm{16602889}}^1$

素因数の和:16602909

約数の個数: 24

約数和(自身を含む): 36260711760

約数和(自身を除く): 16088201625

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 16602889, 49808667, 83014445, 149426001, 249043335, 448278003, 747130005, 1344834009, 2241390015, 4034502027, 6724170045, 20172510135]

約数ペア:

[(1, 20172510135), (3, 6724170045), (5, 4034502027), (9, 2241390015), (15, 1344834009), (27, 747130005), (45, 448278003), (81, 249043335), (135, 149426001), (243, 83014445), (405, 49808667), (1215, 16602889)]