7921071

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{881}}^1$

素因数の和:933

約数の個数: 24

約数和(自身を含む): 12199824

約数和(自身を除く): 4278753

約数列:

[1, 3, 9, 27, 37, 81, 111, 243, 333, 881, 999, 2643, 2997, 7929, 8991, 23787, 32597, 71361, 97791, 214083, 293373, 880119, 2640357, 7921071]

約数ペア:

[(1, 7921071), (3, 2640357), (9, 880119), (27, 293373), (37, 214083), (81, 97791), (111, 71361), (243, 32597), (333, 23787), (881, 8991), (999, 7929), (2643, 2997)]