213165378

素因数分解:

$2^1\times 3^3\times {\mathrm{3947507}}^1$

素因数の和:3947518

約数の個数: 16

約数和(自身を含む): 473700960

約数和(自身を除く): 260535582

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 3947507, 7895014, 11842521, 23685042, 35527563, 71055126, 106582689, 213165378]

約数ペア:

[(1, 213165378), (2, 106582689), (3, 71055126), (6, 35527563), (9, 23685042), (18, 11842521), (27, 7895014), (54, 3947507)]