1377880049

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{309011}}^1$

素因数の和:309045

約数の個数: 16

約数和(自身を含む): 1730467200

約数和(自身を除く): 352587151

約数列:

[1, 7, 13, 49, 91, 343, 637, 4459, 309011, 2163077, 4017143, 15141539, 28120001, 105990773, 196840007, 1377880049]

約数ペア:

[(1, 1377880049), (7, 196840007), (13, 105990773), (49, 28120001), (91, 15141539), (343, 4017143), (637, 2163077), (4459, 309011)]