180989315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89821}}^1$

素因数の和:89870

約数の個数: 16

約数和(自身を含む): 241441536

約数和(自身を除く): 60452221

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 89821, 449105, 1167673, 2784451, 5838365, 13922255, 36197863, 180989315]

約数ペア:

[(1, 180989315), (5, 36197863), (13, 13922255), (31, 5838365), (65, 2784451), (155, 1167673), (403, 449105), (2015, 89821)]