1855615167

素因数分解:

$3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{128621}}^1$

素因数の和:128863

約数の個数: 24

約数和(自身を含む): 3076638240

約数和(自身を除く): 1221023073

約数列:

[1, 3, 7, 9, 21, 63, 229, 687, 1603, 2061, 4809, 14427, 128621, 385863, 900347, 1157589, 2701041, 8103123, 29454209, 88362627, 206179463, 265087881, 618538389, 1855615167]

約数ペア:

[(1, 1855615167), (3, 618538389), (7, 265087881), (9, 206179463), (21, 88362627), (63, 29454209), (229, 8103123), (687, 2701041), (1603, 1157589), (2061, 900347), (4809, 385863), (14427, 128621)]