81738252

素因数分解:

$2^2\times 3^2\times {\mathrm{2270507}}^1$

素因数の和:2270517

約数の個数: 18

約数和(自身を含む): 206616228

約数和(自身を除く): 124877976

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2270507, 4541014, 6811521, 9082028, 13623042, 20434563, 27246084, 40869126, 81738252]

約数ペア:

[(1, 81738252), (2, 40869126), (3, 27246084), (4, 20434563), (6, 13623042), (9, 9082028), (12, 6811521), (18, 4541014), (36, 2270507)]