161775945

素因数分解:

$3^2\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{2789}}^1$

素因数の和:4089

約数の個数: 24

約数和(自身を含む): 280729800

約数和(自身を除く): 118953855

約数列:

[1, 3, 5, 9, 15, 45, 1289, 2789, 3867, 6445, 8367, 11601, 13945, 19335, 25101, 41835, 58005, 125505, 3595021, 10785063, 17975105, 32355189, 53925315, 161775945]

約数ペア:

[(1, 161775945), (3, 53925315), (5, 32355189), (9, 17975105), (15, 10785063), (45, 3595021), (1289, 125505), (2789, 58005), (3867, 41835), (6445, 25101), (8367, 19335), (11601, 13945)]