213511580

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{159337}}^1$

素因数の和:159413

約数の個数: 24

約数和(自身を含む): 455069328

約数和(自身を除く): 241557748

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 159337, 318674, 637348, 796685, 1593370, 3186740, 10675579, 21351158, 42702316, 53377895, 106755790, 213511580]

約数ペア:

[(1, 213511580), (2, 106755790), (4, 53377895), (5, 42702316), (10, 21351158), (20, 10675579), (67, 3186740), (134, 1593370), (268, 796685), (335, 637348), (670, 318674), (1340, 159337)]