397777191

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{282713}}^1$

素因数の和:282790

約数の個数: 16

約数和(自身を含む): 615185664

約数和(自身を除く): 217408473

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 282713, 848139, 1978991, 5936973, 18941771, 56825313, 132592397, 397777191]

約数ペア:

[(1, 397777191), (3, 132592397), (7, 56825313), (21, 18941771), (67, 5936973), (201, 1978991), (469, 848139), (1407, 282713)]