227989881

素因数分解:

$3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{15803}}^1$

素因数の和:16045

約数の個数: 24

約数和(自身を含む): 378031680

約数和(自身を除く): 150041799

約数列:

[1, 3, 7, 9, 21, 63, 229, 687, 1603, 2061, 4809, 14427, 15803, 47409, 110621, 142227, 331863, 995589, 3618887, 10856661, 25332209, 32569983, 75996627, 227989881]

約数ペア:

[(1, 227989881), (3, 75996627), (7, 32569983), (9, 25332209), (21, 10856661), (63, 3618887), (229, 995589), (687, 331863), (1603, 142227), (2061, 110621), (4809, 47409), (14427, 15803)]