16645257

素因数分解:

$3^8\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:126

約数の個数: 36

約数和(自身を含む): 25980240

約数和(自身を除く): 9334983

約数列:

[1, 3, 9, 27, 43, 59, 81, 129, 177, 243, 387, 531, 729, 1161, 1593, 2187, 2537, 3483, 4779, 6561, 7611, 10449, 14337, 22833, 31347, 43011, 68499, 94041, 129033, 205497, 282123, 387099, 616491, 1849473, 5548419, 16645257]

約数ペア:

[(1, 16645257), (3, 5548419), (9, 1849473), (27, 616491), (43, 387099), (59, 282123), (81, 205497), (129, 129033), (177, 94041), (243, 68499), (387, 43011), (531, 31347), (729, 22833), (1161, 14337), (1593, 10449), (2187, 7611), (2537, 6561), (3483, 4779)]