2021934525

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{613}}^1$

素因数の和:855

約数の個数: 96

約数和(自身を含む): 3837254400

約数和(自身を除く): 1815319875

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 199, 221, 255, 325, 425, 597, 613, 663, 975, 995, 1105, 1275, 1839, 2587, 2985, 3065, 3315, 3383, 4975, 5525, 7761, 7969, 9195, 10149, 10421, 12935, 14925, 15325, 16575, 16915, 23907, 31263, 38805, 39845, 43979, 45975, 50745, 52105, 64675, 84575, 119535, 121987, 131937, 135473, 156315, 194025, 199225, 219895, 253725, 260525, 365961, 406419, 597675, 609935, 659685, 677365, 781575, 1099475, 1585831, 1829805, 2032095, 2073779, 3049675, 3298425, 3386825, 4757493, 6221337, 7929155, 9149025, 10160475, 10368895, 23787465, 26959127, 31106685, 39645775, 51844475, 80877381, 118937325, 134795635, 155533425, 404386905, 673978175, 2021934525]

約数ペア:

[(1, 2021934525), (3, 673978175), (5, 404386905), (13, 155533425), (15, 134795635), (17, 118937325), (25, 80877381), (39, 51844475), (51, 39645775), (65, 31106685), (75, 26959127), (85, 23787465), (195, 10368895), (199, 10160475), (221, 9149025), (255, 7929155), (325, 6221337), (425, 4757493), (597, 3386825), (613, 3298425), (663, 3049675), (975, 2073779), (995, 2032095), (1105, 1829805), (1275, 1585831), (1839, 1099475), (2587, 781575), (2985, 677365), (3065, 659685), (3315, 609935), (3383, 597675), (4975, 406419), (5525, 365961), (7761, 260525), (7969, 253725), (9195, 219895), (10149, 199225), (10421, 194025), (12935, 156315), (14925, 135473), (15325, 131937), (16575, 121987), (16915, 119535), (23907, 84575), (31263, 64675), (38805, 52105), (39845, 50745), (43979, 45975)]