1947891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{881}}^1$

素因数の和:962

約数の個数: 16

約数和(自身を含む): 2878848

約数和(自身を除く): 930957

約数列:

[1, 3, 11, 33, 67, 201, 737, 881, 2211, 2643, 9691, 29073, 59027, 177081, 649297, 1947891]

約数ペア:

[(1, 1947891), (3, 649297), (11, 177081), (33, 59027), (67, 29073), (201, 9691), (737, 2643), (881, 2211)]