138620110

素因数分解:

$2^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{49331}}^1$

素因数の和:49619

約数の個数: 16

約数和(自身を含む): 250409232

約数和(自身を除く): 111789122

約数列:

[1, 2, 5, 10, 281, 562, 1405, 2810, 49331, 98662, 246655, 493310, 13862011, 27724022, 69310055, 138620110]

約数ペア:

[(1, 138620110), (2, 69310055), (5, 27724022), (10, 13862011), (281, 493310), (562, 246655), (1405, 98662), (2810, 49331)]