38221521

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{51581}}^1$

素因数の和:51616

約数の個数: 16

約数和(自身を含む): 57771840

約数和(自身を除く): 19550319

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 51581, 154743, 670553, 980039, 2011659, 2940117, 12740507, 38221521]

約数ペア:

[(1, 38221521), (3, 12740507), (13, 2940117), (19, 2011659), (39, 980039), (57, 670553), (247, 154743), (741, 51581)]