17769921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23981}}^1$

素因数の和:24016

約数の個数: 16

約数和(自身を含む): 26859840

約数和(自身を除く): 9089919

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 23981, 71943, 311753, 455639, 935259, 1366917, 5923307, 17769921]

約数ペア:

[(1, 17769921), (3, 5923307), (13, 1366917), (19, 935259), (39, 455639), (57, 311753), (247, 71943), (741, 23981)]