71789961

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{21347}}^1$

素因数の和:21428

約数の個数: 16

約数和(自身を含む): 102470400

約数和(自身を除く): 30680439

約数列:

[1, 3, 19, 57, 59, 177, 1121, 3363, 21347, 64041, 405593, 1216779, 1259473, 3778419, 23929987, 71789961]

約数ペア:

[(1, 71789961), (3, 23929987), (19, 3778419), (57, 1259473), (59, 1216779), (177, 405593), (1121, 64041), (3363, 21347)]