128423414

素因数分解:

$2^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{5099}}^1$

素因数の和:5372

約数の個数: 24

約数和(自身を含む): 225001800

約数和(自身を除く): 96578386

約数列:

[1, 2, 7, 14, 49, 98, 257, 514, 1799, 3598, 5099, 10198, 12593, 25186, 35693, 71386, 249851, 499702, 1310443, 2620886, 9173101, 18346202, 64211707, 128423414]

約数ペア:

[(1, 128423414), (2, 64211707), (7, 18346202), (14, 9173101), (49, 2620886), (98, 1310443), (257, 499702), (514, 249851), (1799, 71386), (3598, 35693), (5099, 25186), (10198, 12593)]