64515519945

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1187803}}^1$

素因数の和:1187902

約数の個数: 48

約数和(自身を含む): 120072730752

約数和(自身を除く): 55557210807

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 71, 85, 153, 213, 255, 355, 639, 765, 1065, 1207, 3195, 3621, 6035, 10863, 18105, 54315, 1187803, 3563409, 5939015, 10690227, 17817045, 20192651, 53451135, 60577953, 84334013, 100963255, 181733859, 253002039, 302889765, 421670065, 759006117, 908669295, 1265010195, 1433678221, 3795030585, 4301034663, 7168391105, 12903103989, 21505173315, 64515519945]

約数ペア:

[(1, 64515519945), (3, 21505173315), (5, 12903103989), (9, 7168391105), (15, 4301034663), (17, 3795030585), (45, 1433678221), (51, 1265010195), (71, 908669295), (85, 759006117), (153, 421670065), (213, 302889765), (255, 253002039), (355, 181733859), (639, 100963255), (765, 84334013), (1065, 60577953), (1207, 53451135), (3195, 20192651), (3621, 17817045), (6035, 10690227), (10863, 5939015), (18105, 3563409), (54315, 1187803)]