28902004

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{151}}^1\times {\mathrm{439}}^1$

素因数の和:703

約数の個数: 24

約数和(自身を含む): 51497600

約数和(自身を除く): 22595596

約数列:

[1, 2, 4, 109, 151, 218, 302, 436, 439, 604, 878, 1756, 16459, 32918, 47851, 65836, 66289, 95702, 132578, 191404, 265156, 7225501, 14451002, 28902004]

約数ペア:

[(1, 28902004), (2, 14451002), (4, 7225501), (109, 265156), (151, 191404), (218, 132578), (302, 95702), (436, 66289), (439, 65836), (604, 47851), (878, 32918), (1756, 16459)]