202097151

素因数分解:

$3^2\times {\mathrm{157}}^2\times {\mathrm{911}}^1$

素因数の和:1231

約数の個数: 18

約数和(自身を含む): 294111792

約数和(自身を除く): 92014641

約数列:

[1, 3, 9, 157, 471, 911, 1413, 2733, 8199, 24649, 73947, 143027, 221841, 429081, 1287243, 22455239, 67365717, 202097151]

約数ペア:

[(1, 202097151), (3, 67365717), (9, 22455239), (157, 1287243), (471, 429081), (911, 221841), (1413, 143027), (2733, 73947), (8199, 24649)]