38421981

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{25261}}^1$

素因数の和:25293

約数の個数: 18

約数和(自身を含む): 60098298

約数和(自身を除く): 21676317

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 25261, 75783, 227349, 328393, 985179, 2955537, 4269109, 12807327, 38421981]

約数ペア:

[(1, 38421981), (3, 12807327), (9, 4269109), (13, 2955537), (39, 985179), (117, 328393), (169, 227349), (507, 75783), (1521, 25261)]