4781187

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{881}}^1$

素因数の和:960

約数の個数: 20

約数和(自身を含む): 7257096

約数和(自身を除く): 2475909

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 881, 1809, 2643, 5427, 7929, 23787, 59027, 71361, 177081, 531243, 1593729, 4781187]

約数ペア:

[(1, 4781187), (3, 1593729), (9, 531243), (27, 177081), (67, 71361), (81, 59027), (201, 23787), (603, 7929), (881, 5427), (1809, 2643)]