31942781

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1637}}^1$

素因数の和:1748

約数の個数: 16

約数和(自身を含む): 36691200

約数和(自身を除く): 4748419

約数列:

[1, 13, 19, 79, 247, 1027, 1501, 1637, 19513, 21281, 31103, 129323, 404339, 1681199, 2457137, 31942781]

約数ペア:

[(1, 31942781), (13, 2457137), (19, 1681199), (79, 404339), (247, 129323), (1027, 31103), (1501, 21281), (1637, 19513)]