427702905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{1357787}}^1$

素因数の和:1357805

約数の個数: 24

約数和(自身を含む): 847259712

約数和(自身を除く): 419556807

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 1357787, 4073361, 6788935, 9504509, 12220083, 20366805, 28513527, 47522545, 61100415, 85540581, 142567635, 427702905]

約数ペア:

[(1, 427702905), (3, 142567635), (5, 85540581), (7, 61100415), (9, 47522545), (15, 28513527), (21, 20366805), (35, 12220083), (45, 9504509), (63, 6788935), (105, 4073361), (315, 1357787)]