28670415

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3877}}^1$

素因数の和:3931

約数の個数: 32

約数和(自身を含む): 50258880

約数和(自身を除く): 21588465

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 3877, 7395, 11631, 19385, 58155, 65909, 112433, 197727, 329545, 337299, 562165, 988635, 1686495, 1911361, 5734083, 9556805, 28670415]

約数ペア:

[(1, 28670415), (3, 9556805), (5, 5734083), (15, 1911361), (17, 1686495), (29, 988635), (51, 562165), (85, 337299), (87, 329545), (145, 197727), (255, 112433), (435, 65909), (493, 58155), (1479, 19385), (2465, 11631), (3877, 7395)]