81463956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{969809}}^1$

素因数の和:969823

約数の個数: 24

約数和(自身を含む): 217237440

約数和(自身を除く): 135773484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 969809, 1939618, 2909427, 3879236, 5818854, 6788663, 11637708, 13577326, 20365989, 27154652, 40731978, 81463956]

約数ペア:

[(1, 81463956), (2, 40731978), (3, 27154652), (4, 20365989), (6, 13577326), (7, 11637708), (12, 6788663), (14, 5818854), (21, 3879236), (28, 2909427), (42, 1939618), (84, 969809)]