28281656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{271939}}^1$

素因数の和:271958

約数の個数: 16

約数和(自身を含む): 57107400

約数和(自身を除く): 28825744

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 271939, 543878, 1087756, 2175512, 3535207, 7070414, 14140828, 28281656]

約数ペア:

[(1, 28281656), (2, 14140828), (4, 7070414), (8, 3535207), (13, 2175512), (26, 1087756), (52, 543878), (104, 271939)]