25785656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{247939}}^1$

素因数の和:247958

約数の個数: 16

約数和(自身を含む): 52067400

約数和(自身を除く): 26281744

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 247939, 495878, 991756, 1983512, 3223207, 6446414, 12892828, 25785656]

約数ペア:

[(1, 25785656), (2, 12892828), (4, 6446414), (8, 3223207), (13, 1983512), (26, 991756), (52, 495878), (104, 247939)]