28390425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3181}}^1$

素因数の和:3218

約数の個数: 48

約数和(自身を含む): 56817792

約数和(自身を除く): 28427367

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 175, 255, 357, 425, 525, 595, 1275, 1785, 2975, 3181, 8925, 9543, 15905, 22267, 47715, 54077, 66801, 79525, 111335, 162231, 238575, 270385, 334005, 378539, 556675, 811155, 1135617, 1351925, 1670025, 1892695, 4055775, 5678085, 9463475, 28390425]

約数ペア:

[(1, 28390425), (3, 9463475), (5, 5678085), (7, 4055775), (15, 1892695), (17, 1670025), (21, 1351925), (25, 1135617), (35, 811155), (51, 556675), (75, 378539), (85, 334005), (105, 270385), (119, 238575), (175, 162231), (255, 111335), (357, 79525), (425, 66801), (525, 54077), (595, 47715), (1275, 22267), (1785, 15905), (2975, 9543), (3181, 8925)]