28412027

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{421}}^1$

素因数の和:770

約数の個数: 16

約数和(自身を含む): 33705984

約数和(自身を除く): 5293957

約数列:

[1, 7, 31, 217, 311, 421, 2177, 2947, 9641, 13051, 67487, 91357, 130931, 916517, 4058861, 28412027]

約数ペア:

[(1, 28412027), (7, 4058861), (31, 916517), (217, 130931), (311, 91357), (421, 67487), (2177, 13051), (2947, 9641)]