28386285

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{967}}^1$

素因数の和:1097

約数の個数: 32

約数和(自身を含む): 48322560

約数和(自身を除く): 19936275

約数列:

[1, 3, 5, 15, 19, 57, 95, 103, 285, 309, 515, 967, 1545, 1957, 2901, 4835, 5871, 9785, 14505, 18373, 29355, 55119, 91865, 99601, 275595, 298803, 498005, 1494015, 1892419, 5677257, 9462095, 28386285]

約数ペア:

[(1, 28386285), (3, 9462095), (5, 5677257), (15, 1892419), (19, 1494015), (57, 498005), (95, 298803), (103, 275595), (285, 99601), (309, 91865), (515, 55119), (967, 29355), (1545, 18373), (1957, 14505), (2901, 9785), (4835, 5871)]