81900791

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{6397}}^1$

素因数の和:6494

約数の個数: 16

約数和(自身を含む): 98273280

約数和(自身を除く): 16372489

約数列:

[1, 7, 31, 59, 217, 413, 1829, 6397, 12803, 44779, 198307, 377423, 1388149, 2641961, 11700113, 81900791]

約数ペア:

[(1, 81900791), (7, 11700113), (31, 2641961), (59, 1388149), (217, 377423), (413, 198307), (1829, 44779), (6397, 12803)]