1993317

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:328

約数の個数: 16

約数和(自身を含む): 2767872

約数和(自身を除く): 774555

約数列:

[1, 3, 47, 67, 141, 201, 211, 633, 3149, 9447, 9917, 14137, 29751, 42411, 664439, 1993317]

約数ペア:

[(1, 1993317), (3, 664439), (47, 42411), (67, 29751), (141, 14137), (201, 9917), (211, 9447), (633, 3149)]