128220963

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{53897}}^1$

素因数の和:53974

約数の個数: 16

約数和(自身を含む): 187133856

約数和(自身を除く): 58912893

約数列:

[1, 3, 13, 39, 61, 183, 793, 2379, 53897, 161691, 700661, 2101983, 3287717, 9863151, 42740321, 128220963]

約数ペア:

[(1, 128220963), (3, 42740321), (13, 9863151), (39, 3287717), (61, 2101983), (183, 700661), (793, 161691), (2379, 53897)]