138727281

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{85793}}^1$

素因数の和:85821

約数の個数: 24

約数和(自身を含む): 234732384

約数和(自身を除く): 96005103

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 85793, 257379, 600551, 943723, 1801653, 2831169, 4203857, 6606061, 12611571, 19818183, 46242427, 138727281]

約数ペア:

[(1, 138727281), (3, 46242427), (7, 19818183), (11, 12611571), (21, 6606061), (33, 4203857), (49, 2831169), (77, 1801653), (147, 943723), (231, 600551), (539, 257379), (1617, 85793)]