39790107

素因数分解:

$3^2\times 7^2\times {\mathrm{90227}}^1$

素因数の和:90247

約数の個数: 18

約数和(自身を含む): 66858948

約数和(自身を除く): 27068841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 90227, 270681, 631589, 812043, 1894767, 4421123, 5684301, 13263369, 39790107]

約数ペア:

[(1, 39790107), (3, 13263369), (7, 5684301), (9, 4421123), (21, 1894767), (49, 812043), (63, 631589), (147, 270681), (441, 90227)]