28017657

素因数分解:

$3^7\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 43925760

約数和(自身を除く): 15908103

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 557, 621, 729, 1671, 1863, 2187, 5013, 5589, 12811, 15039, 16767, 38433, 45117, 50301, 115299, 135351, 345897, 406053, 1037691, 1218159, 3113073, 9339219, 28017657]

約数ペア:

[(1, 28017657), (3, 9339219), (9, 3113073), (23, 1218159), (27, 1037691), (69, 406053), (81, 345897), (207, 135351), (243, 115299), (557, 50301), (621, 45117), (729, 38433), (1671, 16767), (1863, 15039), (2187, 12811), (5013, 5589)]