13869981

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{1423}}^1$

素因数の和:1470

約数の個数: 24

約数和(自身を含む): 21701760

約数和(自身を除く): 7831779

約数列:

[1, 3, 9, 19, 27, 57, 171, 361, 513, 1083, 1423, 3249, 4269, 9747, 12807, 27037, 38421, 81111, 243333, 513703, 729999, 1541109, 4623327, 13869981]

約数ペア:

[(1, 13869981), (3, 4623327), (9, 1541109), (19, 729999), (27, 513703), (57, 243333), (171, 81111), (361, 38421), (513, 27037), (1083, 12807), (1423, 9747), (3249, 4269)]