213081728

素因数分解:

$2^7\times {\mathrm{1664701}}^1$

素因数の和:1664715

約数の個数: 16

約数和(自身を含む): 424499010

約数和(自身を除く): 211417282

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 1664701, 3329402, 6658804, 13317608, 26635216, 53270432, 106540864, 213081728]

約数ペア:

[(1, 213081728), (2, 106540864), (4, 53270432), (8, 26635216), (16, 13317608), (32, 6658804), (64, 3329402), (128, 1664701)]