803115

素因数分解:

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

素因数の和:681

約数の個数: 24

約数和(自身を含む): 1445808

約数和(自身を除く): 642693

約数列:

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

約数ペア:

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