202131615

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{2311}}^1$

素因数の和:2357

約数の個数: 64

約数和(自身を含む): 399513600

約数和(自身を除く): 197381985

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 343, 357, 595, 735, 833, 1029, 1715, 1785, 2311, 2499, 4165, 5145, 5831, 6933, 11555, 12495, 16177, 17493, 29155, 34665, 39287, 48531, 80885, 87465, 113239, 117861, 196435, 242655, 275009, 339717, 566195, 589305, 792673, 825027, 1375045, 1698585, 1925063, 2378019, 3963365, 4125135, 5775189, 9625315, 11890095, 13475441, 28875945, 40426323, 67377205, 202131615]

約数ペア:

[(1, 202131615), (3, 67377205), (5, 40426323), (7, 28875945), (15, 13475441), (17, 11890095), (21, 9625315), (35, 5775189), (49, 4125135), (51, 3963365), (85, 2378019), (105, 1925063), (119, 1698585), (147, 1375045), (245, 825027), (255, 792673), (343, 589305), (357, 566195), (595, 339717), (735, 275009), (833, 242655), (1029, 196435), (1715, 117861), (1785, 113239), (2311, 87465), (2499, 80885), (4165, 48531), (5145, 39287), (5831, 34665), (6933, 29155), (11555, 17493), (12495, 16177)]