389627986

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{353}}^1\times {\mathrm{4561}}^1$

素因数の和:4938

約数の個数: 24

約数和(自身を含む): 644364252

約数和(自身を除く): 254736266

約数列:

[1, 2, 11, 22, 121, 242, 353, 706, 3883, 4561, 7766, 9122, 42713, 50171, 85426, 100342, 551881, 1103762, 1610033, 3220066, 17710363, 35420726, 194813993, 389627986]

約数ペア:

[(1, 389627986), (2, 194813993), (11, 35420726), (22, 17710363), (121, 3220066), (242, 1610033), (353, 1103762), (706, 551881), (3883, 100342), (4561, 85426), (7766, 50171), (9122, 42713)]