8740389

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{7853}}^1$

素因数の和:7916

約数の個数: 16

約数和(自身を含む): 13571712

約数和(自身を除く): 4831323

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 7853, 23559, 54971, 164913, 416209, 1248627, 2913463, 8740389]

約数ペア:

[(1, 8740389), (3, 2913463), (7, 1248627), (21, 416209), (53, 164913), (159, 54971), (371, 23559), (1113, 7853)]