390104092

素因数分解:

$2^2\times 7^2\times {\mathrm{1990327}}^1$

素因数の和:1990345

約数の個数: 18

約数和(自身を含む): 794140872

約数和(自身を除く): 404036780

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1990327, 3980654, 7961308, 13932289, 27864578, 55729156, 97526023, 195052046, 390104092]

約数ペア:

[(1, 390104092), (2, 195052046), (4, 97526023), (7, 55729156), (14, 27864578), (28, 13932289), (49, 7961308), (98, 3980654), (196, 1990327)]