16399621

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2753}}^1$

素因数の和:2820

約数の個数: 16

約数和(自身を含む): 20093184

約数和(自身を除く): 3693563

約数列:

[1, 7, 23, 37, 161, 259, 851, 2753, 5957, 19271, 63319, 101861, 443233, 713027, 2342803, 16399621]

約数ペア:

[(1, 16399621), (7, 2342803), (23, 713027), (37, 443233), (161, 101861), (259, 63319), (851, 19271), (2753, 5957)]