209510139

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{523}}^1\times {\mathrm{1993}}^1$

素因数の和:2586

約数の個数: 16

約数和(自身を含む): 284200832

約数和(自身を除く): 74690693

約数列:

[1, 3, 67, 201, 523, 1569, 1993, 5979, 35041, 105123, 133531, 400593, 1042339, 3127017, 69836713, 209510139]

約数ペア:

[(1, 209510139), (3, 69836713), (67, 3127017), (201, 1042339), (523, 400593), (1569, 133531), (1993, 105123), (5979, 35041)]