17280135

素因数分解:

$3^4\times 5^1\times {\mathrm{42667}}^1$

素因数の和:42684

約数の個数: 20

約数和(自身を含む): 30976968

約数和(自身を除く): 13696833

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 42667, 128001, 213335, 384003, 640005, 1152009, 1920015, 3456027, 5760045, 17280135]

約数ペア:

[(1, 17280135), (3, 5760045), (5, 3456027), (9, 1920015), (15, 1152009), (27, 640005), (45, 384003), (81, 213335), (135, 128001), (405, 42667)]