13377903

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1997}}^1$

素因数の和:2047

約数の個数: 32

約数和(自身を含む): 23016960

約数和(自身を除く): 9639057

約数列:

[1, 3, 7, 11, 21, 29, 33, 77, 87, 203, 231, 319, 609, 957, 1997, 2233, 5991, 6699, 13979, 21967, 41937, 57913, 65901, 153769, 173739, 405391, 461307, 637043, 1216173, 1911129, 4459301, 13377903]

約数ペア:

[(1, 13377903), (3, 4459301), (7, 1911129), (11, 1216173), (21, 637043), (29, 461307), (33, 405391), (77, 173739), (87, 153769), (203, 65901), (231, 57913), (319, 41937), (609, 21967), (957, 13979), (1997, 6699), (2233, 5991)]