221125138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{82571}}^1$

素因数の和:82689

約数の個数: 16

約数和(自身を含む): 360674496

約数和(自身を除く): 139549358

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 82571, 165142, 1073423, 2146846, 8504813, 17009626, 110562569, 221125138]

約数ペア:

[(1, 221125138), (2, 110562569), (13, 17009626), (26, 8504813), (103, 2146846), (206, 1073423), (1339, 165142), (2678, 82571)]