16524891

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{6581}}^1$

素因数の和:6624

約数の個数: 20

約数和(自身を含む): 25485504

約数和(自身を除く): 8960613

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 6581, 19743, 59229, 177687, 204011, 533061, 612033, 1836099, 5508297, 16524891]

約数ペア:

[(1, 16524891), (3, 5508297), (9, 1836099), (27, 612033), (31, 533061), (81, 204011), (93, 177687), (279, 59229), (837, 19743), (2511, 6581)]