1378592

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{643}}^1$

素因数の和:720

約数の個数: 24

約数和(自身を含む): 2758896

約数和(自身を除く): 1380304

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 536, 643, 1072, 1286, 2144, 2572, 5144, 10288, 20576, 43081, 86162, 172324, 344648, 689296, 1378592]

約数ペア:

[(1, 1378592), (2, 689296), (4, 344648), (8, 172324), (16, 86162), (32, 43081), (67, 20576), (134, 10288), (268, 5144), (536, 2572), (643, 2144), (1072, 1286)]