194403321

素因数分解:

$3^4\times 7^1\times {\mathrm{342863}}^1$

素因数の和:342882

約数の個数: 20

約数和(自身を含む): 331892352

約数和(自身を除く): 137489031

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 342863, 1028589, 2400041, 3085767, 7200123, 9257301, 21600369, 27771903, 64801107, 194403321]

約数ペア:

[(1, 194403321), (3, 64801107), (7, 27771903), (9, 21600369), (21, 9257301), (27, 7200123), (63, 3085767), (81, 2400041), (189, 1028589), (567, 342863)]