72057671

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{17477}}^1$

素因数の和:17534

約数の個数: 16

約数和(自身を含む): 89487360

約数和(自身を除く): 17429689

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 17477, 122339, 332063, 541787, 2324441, 3792509, 10293953, 72057671]

約数ペア:

[(1, 72057671), (7, 10293953), (19, 3792509), (31, 2324441), (133, 541787), (217, 332063), (589, 122339), (4123, 17477)]