16889075

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{811}}^1$

素因数の和:852

約数の個数: 36

約数和(自身を含む): 25826472

約数和(自身を除く): 8937397

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 245, 425, 595, 811, 833, 1225, 2975, 4055, 4165, 5677, 13787, 20275, 20825, 28385, 39739, 68935, 96509, 141925, 198695, 344675, 482545, 675563, 993475, 2412725, 3377815, 16889075]

約数ペア:

[(1, 16889075), (5, 3377815), (7, 2412725), (17, 993475), (25, 675563), (35, 482545), (49, 344675), (85, 198695), (119, 141925), (175, 96509), (245, 68935), (425, 39739), (595, 28385), (811, 20825), (833, 20275), (1225, 13787), (2975, 5677), (4055, 4165)]