47303775

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 91400400

約数和(自身を除く): 44096625

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 83, 85, 149, 153, 225, 249, 255, 415, 425, 447, 745, 747, 765, 1245, 1275, 1341, 1411, 2075, 2235, 2533, 3725, 3735, 3825, 4233, 6225, 6705, 7055, 7599, 11175, 12367, 12665, 12699, 18675, 21165, 22797, 33525, 35275, 37101, 37995, 61835, 63325, 63495, 105825, 111303, 113985, 185505, 189975, 210239, 309175, 317475, 556515, 569925, 630717, 927525, 1051195, 1892151, 2782575, 3153585, 5255975, 9460755, 15767925, 47303775]

約数ペア:

[(1, 47303775), (3, 15767925), (5, 9460755), (9, 5255975), (15, 3153585), (17, 2782575), (25, 1892151), (45, 1051195), (51, 927525), (75, 630717), (83, 569925), (85, 556515), (149, 317475), (153, 309175), (225, 210239), (249, 189975), (255, 185505), (415, 113985), (425, 111303), (447, 105825), (745, 63495), (747, 63325), (765, 61835), (1245, 37995), (1275, 37101), (1341, 35275), (1411, 33525), (2075, 22797), (2235, 21165), (2533, 18675), (3725, 12699), (3735, 12665), (3825, 12367), (4233, 11175), (6225, 7599), (6705, 7055)]