201972717

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{393709}}^1$

素因数の和:393737

約数の個数: 16

約数和(自身を含む): 314968000

約数和(自身を除く): 112995283

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 393709, 1181127, 3543381, 7480471, 10630143, 22441413, 67324239, 201972717]

約数ペア:

[(1, 201972717), (3, 67324239), (9, 22441413), (19, 10630143), (27, 7480471), (57, 3543381), (171, 1181127), (513, 393709)]