249137161

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{12277}}^1$

素因数の和:12520

約数の個数: 16

約数和(自身を含む): 308030464

約数和(自身を除く): 58893303

約数列:

[1, 7, 13, 91, 223, 1561, 2899, 12277, 20293, 85939, 159601, 1117207, 2737771, 19164397, 35591023, 249137161]

約数ペア:

[(1, 249137161), (7, 35591023), (13, 19164397), (91, 2737771), (223, 1117207), (1561, 159601), (2899, 85939), (12277, 20293)]