81234681

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{3793}}^1$

素因数の和:3877

約数の個数: 24

約数和(自身を含む): 121104480

約数和(自身を除く): 39869799

約数列:

[1, 3, 11, 33, 59, 121, 177, 363, 649, 1947, 3793, 7139, 11379, 21417, 41723, 125169, 223787, 458953, 671361, 1376859, 2461657, 7384971, 27078227, 81234681]

約数ペア:

[(1, 81234681), (3, 27078227), (11, 7384971), (33, 2461657), (59, 1376859), (121, 671361), (177, 458953), (363, 223787), (649, 125169), (1947, 41723), (3793, 21417), (7139, 11379)]