138910576

素因数分解:

$2^4\times 7^1\times {\mathrm{1240273}}^1$

素因数の和:1240288

約数の個数: 20

約数和(自身を含む): 307587952

約数和(自身を除く): 168677376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1240273, 2480546, 4961092, 8681911, 9922184, 17363822, 19844368, 34727644, 69455288, 138910576]

約数ペア:

[(1, 138910576), (2, 69455288), (4, 34727644), (7, 19844368), (8, 17363822), (14, 9922184), (16, 8681911), (28, 4961092), (56, 2480546), (112, 1240273)]