213720212

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{211}}^1\times {\mathrm{1933}}^1$

素因数の和:2279

約数の個数: 24

約数和(自身を含む): 378847392

約数和(自身を除く): 165127180

約数列:

[1, 2, 4, 131, 211, 262, 422, 524, 844, 1933, 3866, 7732, 27641, 55282, 110564, 253223, 407863, 506446, 815726, 1012892, 1631452, 53430053, 106860106, 213720212]

約数ペア:

[(1, 213720212), (2, 106860106), (4, 53430053), (131, 1631452), (211, 1012892), (262, 815726), (422, 506446), (524, 407863), (844, 253223), (1933, 110564), (3866, 55282), (7732, 27641)]