28301308

素因数分解:

$2^2\times 7^1\times {\mathrm{677}}^1\times {\mathrm{1493}}^1$

素因数の和:2181

約数の個数: 24

約数和(自身を含む): 56724192

約数和(自身を除く): 28422884

約数列:

[1, 2, 4, 7, 14, 28, 677, 1354, 1493, 2708, 2986, 4739, 5972, 9478, 10451, 18956, 20902, 41804, 1010761, 2021522, 4043044, 7075327, 14150654, 28301308]

約数ペア:

[(1, 28301308), (2, 14150654), (4, 7075327), (7, 4043044), (14, 2021522), (28, 1010761), (677, 41804), (1354, 20902), (1493, 18956), (2708, 10451), (2986, 9478), (4739, 5972)]