2049209281

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{1021}}^1\times {\mathrm{9887}}^1$

素因数の和:10944

約数の個数: 16

約数和(自身を含む): 2425328640

約数和(自身を除く): 376119359

約数列:

[1, 7, 29, 203, 1021, 7147, 9887, 29609, 69209, 207263, 286723, 2007061, 10094627, 70662389, 292744183, 2049209281]

約数ペア:

[(1, 2049209281), (7, 292744183), (29, 70662389), (203, 10094627), (1021, 2007061), (7147, 286723), (9887, 207263), (29609, 69209)]