217940554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{2039}}^1\times {\mathrm{4111}}^1$

素因数の和:6165

約数の個数: 16

約数和(自身を含む): 352316160

約数和(自身を除く): 134375606

約数列:

[1, 2, 13, 26, 2039, 4078, 4111, 8222, 26507, 53014, 53443, 106886, 8382329, 16764658, 108970277, 217940554]

約数ペア:

[(1, 217940554), (2, 108970277), (13, 16764658), (26, 8382329), (2039, 106886), (4078, 53443), (4111, 53014), (8222, 26507)]