43281981

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1993}}^1$

素因数の和:2145

約数の個数: 24

約数和(自身を含む): 66360320

約数和(自身を除く): 23078339

約数列:

[1, 3, 9, 19, 57, 127, 171, 381, 1143, 1993, 2413, 5979, 7239, 17937, 21717, 37867, 113601, 253111, 340803, 759333, 2277999, 4809109, 14427327, 43281981]

約数ペア:

[(1, 43281981), (3, 14427327), (9, 4809109), (19, 2277999), (57, 759333), (127, 340803), (171, 253111), (381, 113601), (1143, 37867), (1993, 21717), (2413, 17937), (5979, 7239)]