28262128

素因数分解:

$2^4\times {\mathrm{89}}^2\times {\mathrm{223}}^1$

素因数の和:409

約数の個数: 30

約数和(自身を含む): 55628384

約数和(自身を除く): 27366256

約数列:

[1, 2, 4, 8, 16, 89, 178, 223, 356, 446, 712, 892, 1424, 1784, 3568, 7921, 15842, 19847, 31684, 39694, 63368, 79388, 126736, 158776, 317552, 1766383, 3532766, 7065532, 14131064, 28262128]

約数ペア:

[(1, 28262128), (2, 14131064), (4, 7065532), (8, 3532766), (16, 1766383), (89, 317552), (178, 158776), (223, 126736), (356, 79388), (446, 63368), (712, 39694), (892, 31684), (1424, 19847), (1784, 15842), (3568, 7921)]