2409345

素因数分解:

$3^6\times 5^1\times {\mathrm{661}}^1$

素因数の和:684

約数の個数: 28

約数和(自身を含む): 4341396

約数和(自身を除く): 1932051

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 661, 729, 1215, 1983, 3305, 3645, 5949, 9915, 17847, 29745, 53541, 89235, 160623, 267705, 481869, 803115, 2409345]

約数ペア:

[(1, 2409345), (3, 803115), (5, 481869), (9, 267705), (15, 160623), (27, 89235), (45, 53541), (81, 29745), (135, 17847), (243, 9915), (405, 5949), (661, 3645), (729, 3305), (1215, 1983)]