1894725

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{401}}^1$

素因数の和:427

約数の個数: 48

約数和(自身を含む): 3987840

約数和(自身を除く): 2093115

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 401, 525, 675, 945, 1203, 1575, 2005, 2807, 3609, 4725, 6015, 8421, 10025, 10827, 14035, 18045, 25263, 30075, 42105, 54135, 70175, 75789, 90225, 126315, 210525, 270675, 378945, 631575, 1894725]

約数ペア:

[(1, 1894725), (3, 631575), (5, 378945), (7, 270675), (9, 210525), (15, 126315), (21, 90225), (25, 75789), (27, 70175), (35, 54135), (45, 42105), (63, 30075), (75, 25263), (105, 18045), (135, 14035), (175, 10827), (189, 10025), (225, 8421), (315, 6015), (401, 4725), (525, 3609), (675, 2807), (945, 2005), (1203, 1575)]