28722033

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{5813}}^1$

素因数の和:5886

約数の個数: 20

約数和(自身を含む): 43616628

約数和(自身を除く): 14894595

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 5813, 17439, 52317, 156951, 354593, 470853, 1063779, 3191337, 9574011, 28722033]

約数ペア:

[(1, 28722033), (3, 9574011), (9, 3191337), (27, 1063779), (61, 470853), (81, 354593), (183, 156951), (549, 52317), (1647, 17439), (4941, 5813)]