11947275

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1831}}^1$

素因数の和:1876

約数の個数: 36

約数和(自身を含む): 22148880

約数和(自身を除く): 10201605

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 1831, 2175, 5493, 6525, 9155, 16479, 27465, 45775, 53099, 82395, 137325, 159297, 265495, 411975, 477891, 796485, 1327475, 2389455, 3982425, 11947275]

約数ペア:

[(1, 11947275), (3, 3982425), (5, 2389455), (9, 1327475), (15, 796485), (25, 477891), (29, 411975), (45, 265495), (75, 159297), (87, 137325), (145, 82395), (225, 53099), (261, 45775), (435, 27465), (725, 16479), (1305, 9155), (1831, 6525), (2175, 5493)]