27886775

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8387}}^1$

素因数の和:8423

約数の個数: 24

約数和(自身を含む): 41604480

約数和(自身を除く): 13717705

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 475, 665, 3325, 8387, 41935, 58709, 159353, 209675, 293545, 796765, 1115471, 1467725, 3983825, 5577355, 27886775]

約数ペア:

[(1, 27886775), (5, 5577355), (7, 3983825), (19, 1467725), (25, 1115471), (35, 796765), (95, 293545), (133, 209675), (175, 159353), (475, 58709), (665, 41935), (3325, 8387)]