421946007

素因数分解:

$3^1\times 7^2\times {\mathrm{1223}}^1\times {\mathrm{2347}}^1$

素因数の和:3587

約数の個数: 24

約数和(自身を含む): 655261056

約数和(自身を除く): 233315049

約数列:

[1, 3, 7, 21, 49, 147, 1223, 2347, 3669, 7041, 8561, 16429, 25683, 49287, 59927, 115003, 179781, 345009, 2870381, 8611143, 20092667, 60278001, 140648669, 421946007]

約数ペア:

[(1, 421946007), (3, 140648669), (7, 60278001), (21, 20092667), (49, 8611143), (147, 2870381), (1223, 345009), (2347, 179781), (3669, 115003), (7041, 59927), (8561, 49287), (16429, 25683)]