68287905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{216787}}^1$

素因数の和:216805

約数の個数: 24

約数和(自身を含む): 135275712

約数和(自身を除く): 66987807

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 216787, 650361, 1083935, 1517509, 1951083, 3251805, 4552527, 7587545, 9755415, 13657581, 22762635, 68287905]

約数ペア:

[(1, 68287905), (3, 22762635), (5, 13657581), (7, 9755415), (9, 7587545), (15, 4552527), (21, 3251805), (35, 1951083), (45, 1517509), (63, 1083935), (105, 650361), (315, 216787)]