28921208

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{8839}}^1$

素因数の和:9254

約数の個数: 16

約数和(自身を含む): 54366000

約数和(自身を除く): 25444792

約数列:

[1, 2, 4, 8, 409, 818, 1636, 3272, 8839, 17678, 35356, 70712, 3615151, 7230302, 14460604, 28921208]

約数ペア:

[(1, 28921208), (2, 14460604), (4, 7230302), (8, 3615151), (409, 70712), (818, 35356), (1636, 17678), (3272, 8839)]