256007116

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{1561019}}^1$

素因数の和:1561064

約数の個数: 12

約数和(自身を含む): 458939880

約数和(自身を除く): 202932764

約数列:

[1, 2, 4, 41, 82, 164, 1561019, 3122038, 6244076, 64001779, 128003558, 256007116]

約数ペア:

[(1, 256007116), (2, 128003558), (4, 64001779), (41, 6244076), (82, 3122038), (164, 1561019)]