870899491

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{39409}}^1$

素因数の和:39475

約数の個数: 24

約数和(自身を含む): 1132170480

約数和(自身を除く): 261270989

約数列:

[1, 7, 11, 41, 49, 77, 287, 451, 539, 2009, 3157, 22099, 39409, 275863, 433499, 1615769, 1931041, 3034493, 11310383, 17773459, 21241451, 79172681, 124414213, 870899491]

約数ペア:

[(1, 870899491), (7, 124414213), (11, 79172681), (41, 21241451), (49, 17773459), (77, 11310383), (287, 3034493), (451, 1931041), (539, 1615769), (2009, 433499), (3157, 275863), (22099, 39409)]