81554499

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:389

約数の個数: 48

約数和(自身を含む): 133428960

約数和(自身を除く): 51874461

約数列:

[1, 3, 9, 13, 27, 39, 61, 117, 169, 183, 293, 351, 507, 549, 793, 879, 1521, 1647, 2379, 2637, 3809, 4563, 7137, 7911, 10309, 11427, 17873, 21411, 30927, 34281, 49517, 53619, 92781, 102843, 148551, 160857, 232349, 278343, 445653, 482571, 697047, 1336959, 2091141, 3020537, 6273423, 9061611, 27184833, 81554499]

約数ペア:

[(1, 81554499), (3, 27184833), (9, 9061611), (13, 6273423), (27, 3020537), (39, 2091141), (61, 1336959), (117, 697047), (169, 482571), (183, 445653), (293, 278343), (351, 232349), (507, 160857), (549, 148551), (793, 102843), (879, 92781), (1521, 53619), (1647, 49517), (2379, 34281), (2637, 30927), (3809, 21411), (4563, 17873), (7137, 11427), (7911, 10309)]