131371184

素因数分解:

$2^4\times 7^1\times {\mathrm{1172957}}^1$

素因数の和:1172972

約数の個数: 20

約数和(自身を含む): 290893584

約数和(自身を除く): 159522400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1172957, 2345914, 4691828, 8210699, 9383656, 16421398, 18767312, 32842796, 65685592, 131371184]

約数ペア:

[(1, 131371184), (2, 65685592), (4, 32842796), (7, 18767312), (8, 16421398), (14, 9383656), (16, 8210699), (28, 4691828), (56, 2345914), (112, 1172957)]