394435804

素因数分解:

$2^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{66763}}^1$

素因数の和:66985

約数の個数: 24

約数和(自身を含む): 792622208

約数和(自身を除く): 398186404

約数列:

[1, 2, 4, 7, 14, 28, 211, 422, 844, 1477, 2954, 5908, 66763, 133526, 267052, 467341, 934682, 1869364, 14086993, 28173986, 56347972, 98608951, 197217902, 394435804]

約数ペア:

[(1, 394435804), (2, 197217902), (4, 98608951), (7, 56347972), (14, 28173986), (28, 14086993), (211, 1869364), (422, 934682), (844, 467341), (1477, 267052), (2954, 133526), (5908, 66763)]