18552321

素因数分解:

$3^7\times {\mathrm{17}}^1\times {\mathrm{499}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 29520000

約数和(自身を除く): 10967679

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 499, 729, 1377, 1497, 2187, 4131, 4491, 8483, 12393, 13473, 25449, 37179, 40419, 76347, 121257, 229041, 363771, 687123, 1091313, 2061369, 6184107, 18552321]

約数ペア:

[(1, 18552321), (3, 6184107), (9, 2061369), (17, 1091313), (27, 687123), (51, 363771), (81, 229041), (153, 121257), (243, 76347), (459, 40419), (499, 37179), (729, 25449), (1377, 13473), (1497, 12393), (2187, 8483), (4131, 4491)]