945189

素因数分解:

$3^4\times 7^1\times {\mathrm{1667}}^1$

素因数の和:1686

約数の個数: 20

約数和(自身を含む): 1614624

約数和(自身を除く): 669435

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1667, 5001, 11669, 15003, 35007, 45009, 105021, 135027, 315063, 945189]

約数ペア:

[(1, 945189), (3, 315063), (7, 135027), (9, 105021), (21, 45009), (27, 35007), (63, 15003), (81, 11669), (189, 5001), (567, 1667)]