491189676

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{998353}}^1$

素因数の和:998401

約数の個数: 24

約数和(自身を含む): 1174064304

約数和(自身を除く): 682874628

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 998353, 1996706, 2995059, 3993412, 5990118, 11980236, 40932473, 81864946, 122797419, 163729892, 245594838, 491189676]

約数ペア:

[(1, 491189676), (2, 245594838), (3, 163729892), (4, 122797419), (6, 81864946), (12, 40932473), (41, 11980236), (82, 5990118), (123, 3993412), (164, 2995059), (246, 1996706), (492, 998353)]