28078236466

素因数分解:

$2^1\times 7^2\times {\mathrm{2089}}^1\times {\mathrm{137153}}^1$

素因数の和:139258

約数の個数: 24

約数和(自身を含む): 49017468060

約数和(自身を除く): 20939231594

約数列:

[1, 2, 7, 14, 49, 98, 2089, 4178, 14623, 29246, 102361, 137153, 204722, 274306, 960071, 1920142, 6720497, 13440994, 286512617, 573025234, 2005588319, 4011176638, 14039118233, 28078236466]

約数ペア:

[(1, 28078236466), (2, 14039118233), (7, 4011176638), (14, 2005588319), (49, 573025234), (98, 286512617), (2089, 13440994), (4178, 6720497), (14623, 1920142), (29246, 960071), (102361, 274306), (137153, 204722)]