1980105

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1307}}^1$

素因数の和:1416

約数の個数: 16

約数和(自身を含む): 3201984

約数和(自身を除く): 1221879

約数列:

[1, 3, 5, 15, 101, 303, 505, 1307, 1515, 3921, 6535, 19605, 132007, 396021, 660035, 1980105]

約数ペア:

[(1, 1980105), (3, 660035), (5, 396021), (15, 132007), (101, 19605), (303, 6535), (505, 3921), (1307, 1515)]