83781489

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{443}}^1\times {\mathrm{521}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 123300576

約数和(自身を除く): 39519087

約数列:

[1, 3, 11, 33, 121, 363, 443, 521, 1329, 1563, 4873, 5731, 14619, 17193, 53603, 63041, 160809, 189123, 230803, 692409, 2538833, 7616499, 27927163, 83781489]

約数ペア:

[(1, 83781489), (3, 27927163), (11, 7616499), (33, 2538833), (121, 692409), (363, 230803), (443, 189123), (521, 160809), (1329, 63041), (1563, 53603), (4873, 17193), (5731, 14619)]