55379121

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{271}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 87318528

約数和(自身を除く): 31939407

約数列:

[1, 3, 7, 21, 37, 111, 259, 263, 271, 777, 789, 813, 1841, 1897, 5523, 5691, 9731, 10027, 29193, 30081, 68117, 70189, 71273, 204351, 210567, 213819, 498911, 1496733, 2637101, 7911303, 18459707, 55379121]

約数ペア:

[(1, 55379121), (3, 18459707), (7, 7911303), (21, 2637101), (37, 1496733), (111, 498911), (259, 213819), (263, 210567), (271, 204351), (777, 71273), (789, 70189), (813, 68117), (1841, 30081), (1897, 29193), (5523, 10027), (5691, 9731)]