28773981

素因数分解:

$3^3\times {\mathrm{113}}^1\times {\mathrm{9431}}^1$

素因数の和:9553

約数の個数: 16

約数和(自身を含む): 43009920

約数和(自身を除く): 14235939

約数列:

[1, 3, 9, 27, 113, 339, 1017, 3051, 9431, 28293, 84879, 254637, 1065703, 3197109, 9591327, 28773981]

約数ペア:

[(1, 28773981), (3, 9591327), (9, 3197109), (27, 1065703), (113, 254637), (339, 84879), (1017, 28293), (3051, 9431)]