8557240321

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1130863}}^1$

素因数の和:1130940

約数の個数: 16

約数和(自身を含む): 10422042624

約数和(自身を除く): 1864802303

約数列:

[1, 7, 23, 47, 161, 329, 1081, 7567, 1130863, 7916041, 26009849, 53150561, 182068943, 372053927, 1222462903, 8557240321]

約数ペア:

[(1, 8557240321), (7, 1222462903), (23, 372053927), (47, 182068943), (161, 53150561), (329, 26009849), (1081, 7916041), (7567, 1130863)]