261287103

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1131113}}^1$

素因数の和:1131134

約数の個数: 16

約数和(自身を含む): 434347776

約数和(自身を除く): 173060673

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 1131113, 3393339, 7917791, 12442243, 23753373, 37326729, 87095701, 261287103]

約数ペア:

[(1, 261287103), (3, 87095701), (7, 37326729), (11, 23753373), (21, 12442243), (33, 7917791), (77, 3393339), (231, 1131113)]