127952144

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{195049}}^1$

素因数の和:195098

約数の個数: 20

約数和(自身を含む): 253955100

約数和(自身を除く): 126002956

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 195049, 390098, 780196, 1560392, 3120784, 7997009, 15994018, 31988036, 63976072, 127952144]

約数ペア:

[(1, 127952144), (2, 63976072), (4, 31988036), (8, 15994018), (16, 7997009), (41, 3120784), (82, 1560392), (164, 780196), (328, 390098), (656, 195049)]