1272195

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1663}}^1$

素因数の和:1691

約数の個数: 24

約数和(自身を含む): 2336256

約数和(自身を除く): 1064061

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 1663, 4989, 8315, 14967, 24945, 28271, 74835, 84813, 141355, 254439, 424065, 1272195]

約数ペア:

[(1, 1272195), (3, 424065), (5, 254439), (9, 141355), (15, 84813), (17, 74835), (45, 28271), (51, 24945), (85, 14967), (153, 8315), (255, 4989), (765, 1663)]