90998047

素因数分解:

$7^2\times {\mathrm{1213}}^1\times {\mathrm{1531}}^1$

素因数の和:2758

約数の個数: 12

約数和(自身を含む): 106011336

約数和(自身を除く): 15013289

約数列:

[1, 7, 49, 1213, 1531, 8491, 10717, 59437, 75019, 1857103, 12999721, 90998047]

約数ペア:

[(1, 90998047), (7, 12999721), (49, 1857103), (1213, 75019), (1531, 59437), (8491, 10717)]