13787277

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1321}}^1$

素因数の和:1409

約数の個数: 24

約数和(自身を含む): 21701952

約数和(自身を除く): 7914675

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 497, 1321, 1491, 3479, 3963, 9247, 10437, 27741, 64729, 93791, 194187, 281373, 656537, 1969611, 4595759, 13787277]

約数ペア:

[(1, 13787277), (3, 4595759), (7, 1969611), (21, 656537), (49, 281373), (71, 194187), (147, 93791), (213, 64729), (497, 27741), (1321, 10437), (1491, 9247), (3479, 3963)]