671431977

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{521}}^1\times {\mathrm{809}}^1$

素因数の和:1398

約数の個数: 32

約数和(自身を含む): 1014768000

約数和(自身を除く): 343336023

約数列:

[1, 3, 9, 27, 59, 177, 521, 531, 809, 1563, 1593, 2427, 4689, 7281, 14067, 21843, 30739, 47731, 92217, 143193, 276651, 421489, 429579, 829953, 1264467, 1288737, 3793401, 11380203, 24867851, 74603553, 223810659, 671431977]

約数ペア:

[(1, 671431977), (3, 223810659), (9, 74603553), (27, 24867851), (59, 11380203), (177, 3793401), (521, 1288737), (531, 1264467), (809, 829953), (1563, 429579), (1593, 421489), (2427, 276651), (4689, 143193), (7281, 92217), (14067, 47731), (21843, 30739)]