200964321

素因数分解:

$3^4\times {\mathrm{349}}^1\times {\mathrm{7109}}^1$

素因数の和:7470

約数の個数: 20

約数和(自身を含む): 301108500

約数和(自身を除く): 100144179

約数列:

[1, 3, 9, 27, 81, 349, 1047, 3141, 7109, 9423, 21327, 28269, 63981, 191943, 575829, 2481041, 7443123, 22329369, 66988107, 200964321]

約数ペア:

[(1, 200964321), (3, 66988107), (9, 22329369), (27, 7443123), (81, 2481041), (349, 575829), (1047, 191943), (3141, 63981), (7109, 28269), (9423, 21327)]