28147077

素因数分解:

$3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1951}}^1$

素因数の和:2193

約数の個数: 24

約数和(自身を含む): 46691840

約数和(自身を除く): 18544763

約数列:

[1, 3, 7, 9, 21, 63, 229, 687, 1603, 1951, 2061, 4809, 5853, 13657, 14427, 17559, 40971, 122913, 446779, 1340337, 3127453, 4021011, 9382359, 28147077]

約数ペア:

[(1, 28147077), (3, 9382359), (7, 4021011), (9, 3127453), (21, 1340337), (63, 446779), (229, 122913), (687, 40971), (1603, 17559), (1951, 14427), (2061, 13657), (4809, 5853)]