16728309

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47659}}^1$

素因数の和:47681

約数の個数: 16

約数和(自身を含む): 26689600

約数和(自身を除く): 9961291

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 47659, 142977, 428931, 619567, 1286793, 1858701, 5576103, 16728309]

約数ペア:

[(1, 16728309), (3, 5576103), (9, 1858701), (13, 1286793), (27, 619567), (39, 428931), (117, 142977), (351, 47659)]