66638145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{634649}}^1$

素因数の和:634664

約数の個数: 16

約数和(自身を含む): 121852800

約数和(自身を除く): 55214655

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 634649, 1903947, 3173245, 4442543, 9519735, 13327629, 22212715, 66638145]

約数ペア:

[(1, 66638145), (3, 22212715), (5, 13327629), (7, 9519735), (15, 4442543), (21, 3173245), (35, 1903947), (105, 634649)]