22278645

素因数分解:

$3^4\times 5^1\times {\mathrm{55009}}^1$

素因数の和:55026

約数の個数: 20

約数和(自身を含む): 39937260

約数和(自身を除く): 17658615

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 55009, 165027, 275045, 495081, 825135, 1485243, 2475405, 4455729, 7426215, 22278645]

約数ペア:

[(1, 22278645), (3, 7426215), (5, 4455729), (9, 2475405), (15, 1485243), (27, 825135), (45, 495081), (81, 275045), (135, 165027), (405, 55009)]