81427607055

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25485949}}^1$

素因数の和:25486031

約数の個数: 24

約数和(自身を含む): 143129095200

約数和(自身を除く): 61701488145

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 25485949, 76457847, 127429745, 229373541, 382289235, 1146867705, 1809502379, 5428507137, 9047511895, 16285521411, 27142535685, 81427607055]

約数ペア:

[(1, 81427607055), (3, 27142535685), (5, 16285521411), (9, 9047511895), (15, 5428507137), (45, 1809502379), (71, 1146867705), (213, 382289235), (355, 229373541), (639, 127429745), (1065, 76457847), (3195, 25485949)]