81373485195

素因数分解:

$3^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1223}}^1\times {\mathrm{1489}}^1$

素因数の和:3057

約数の個数: 64

約数和(自身を含む): 145317196800

約数和(自身を除く): 63943711605

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 331, 993, 1223, 1489, 1655, 2979, 3669, 4467, 4965, 6115, 7445, 8937, 11007, 13401, 14895, 18345, 22335, 33021, 40203, 44685, 55035, 67005, 165105, 201015, 404813, 492859, 1214439, 1478577, 1821047, 2024065, 2464295, 3643317, 4435731, 5463141, 6072195, 7392885, 9105235, 10929951, 13307193, 16389423, 18216585, 22178655, 27315705, 49168269, 54649755, 66535965, 81947115, 245841345, 602766557, 1808299671, 3013832785, 5424899013, 9041498355, 16274697039, 27124495065, 81373485195]

約数ペア:

[(1, 81373485195), (3, 27124495065), (5, 16274697039), (9, 9041498355), (15, 5424899013), (27, 3013832785), (45, 1808299671), (135, 602766557), (331, 245841345), (993, 81947115), (1223, 66535965), (1489, 54649755), (1655, 49168269), (2979, 27315705), (3669, 22178655), (4467, 18216585), (4965, 16389423), (6115, 13307193), (7445, 10929951), (8937, 9105235), (11007, 7392885), (13401, 6072195), (14895, 5463141), (18345, 4435731), (22335, 3643317), (33021, 2464295), (40203, 2024065), (44685, 1821047), (55035, 1478577), (67005, 1214439), (165105, 492859), (201015, 404813)]