28170045

素因数分解:

$3^3\times 5^1\times {\mathrm{208667}}^1$

素因数の和:208681

約数の個数: 16

約数和(自身を含む): 50080320

約数和(自身を除く): 21910275

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 208667, 626001, 1043335, 1878003, 3130005, 5634009, 9390015, 28170045]

約数ペア:

[(1, 28170045), (3, 9390015), (5, 5634009), (9, 3130005), (15, 1878003), (27, 1043335), (45, 626001), (135, 208667)]