39888961

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1657}}^1$

素因数の和:1864

約数の個数: 16

約数和(自身を含む): 48280960

約数和(自身を除く): 8391999

約数列:

[1, 7, 19, 133, 181, 1267, 1657, 3439, 11599, 24073, 31483, 220381, 299917, 2099419, 5698423, 39888961]

約数ペア:

[(1, 39888961), (7, 5698423), (19, 2099419), (133, 299917), (181, 220381), (1267, 31483), (1657, 24073), (3439, 11599)]