200021805

素因数分解:

$3^5\times 5^1\times {\mathrm{164627}}^1$

素因数の和:164647

約数の個数: 24

約数和(自身を含む): 359547552

約数和(自身を除く): 159525747

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 164627, 493881, 823135, 1481643, 2469405, 4444929, 7408215, 13334787, 22224645, 40004361, 66673935, 200021805]

約数ペア:

[(1, 200021805), (3, 66673935), (5, 40004361), (9, 22224645), (15, 13334787), (27, 7408215), (45, 4444929), (81, 2469405), (135, 1481643), (243, 823135), (405, 493881), (1215, 164627)]