291286287

素因数分解:

$3^5\times {\mathrm{337}}^1\times {\mathrm{3557}}^1$

素因数の和:3909

約数の個数: 24

約数和(自身を含む): 437747856

約数和(自身を除く): 146461569

約数列:

[1, 3, 9, 27, 81, 243, 337, 1011, 3033, 3557, 9099, 10671, 27297, 32013, 81891, 96039, 288117, 864351, 1198709, 3596127, 10788381, 32365143, 97095429, 291286287]

約数ペア:

[(1, 291286287), (3, 97095429), (9, 32365143), (27, 10788381), (81, 3596127), (243, 1198709), (337, 864351), (1011, 288117), (3033, 96039), (3557, 81891), (9099, 32013), (10671, 27297)]