138857386

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{367}}^1\times {\mathrm{1361}}^1$

素因数の和:1869

約数の個数: 16

約数和(自身を含む): 210510720

約数和(自身を除く): 71653334

約数列:

[1, 2, 139, 278, 367, 734, 1361, 2722, 51013, 102026, 189179, 378358, 499487, 998974, 69428693, 138857386]

約数ペア:

[(1, 138857386), (2, 69428693), (139, 998974), (278, 499487), (367, 378358), (734, 189179), (1361, 102026), (2722, 51013)]