28407321

素因数分解:

$3^3\times {\mathrm{317}}^1\times {\mathrm{3319}}^1$

素因数の和:3645

約数の個数: 16

約数和(自身を含む): 42230400

約数和(自身を除く): 13823079

約数列:

[1, 3, 9, 27, 317, 951, 2853, 3319, 8559, 9957, 29871, 89613, 1052123, 3156369, 9469107, 28407321]

約数ペア:

[(1, 28407321), (3, 9469107), (9, 3156369), (27, 1052123), (317, 89613), (951, 29871), (2853, 9957), (3319, 8559)]