27921509

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{3209}}^1$

素因数の和:3340

約数の個数: 16

約数和(自身を含む): 35130240

約数和(自身を除く): 7208731

約数列:

[1, 7, 11, 77, 113, 791, 1243, 3209, 8701, 22463, 35299, 247093, 362617, 2538319, 3988787, 27921509]

約数ペア:

[(1, 27921509), (7, 3988787), (11, 2538319), (77, 362617), (113, 247093), (791, 35299), (1243, 22463), (3209, 8701)]