16223895

素因数分解:

$3^6\times 5^1\times {\mathrm{4451}}^1$

素因数の和:4474

約数の個数: 28

約数和(自身を含む): 29196216

約数和(自身を除く): 12972321

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 4451, 13353, 22255, 40059, 66765, 120177, 200295, 360531, 600885, 1081593, 1802655, 3244779, 5407965, 16223895]

約数ペア:

[(1, 16223895), (3, 5407965), (5, 3244779), (9, 1802655), (15, 1081593), (27, 600885), (45, 360531), (81, 200295), (135, 120177), (243, 66765), (405, 40059), (729, 22255), (1215, 13353), (3645, 4451)]