661122069

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1\times {\mathrm{7247}}^1$

素因数の和:7944

約数の個数: 16

約数和(自身を含む): 901767168

約数和(自身を除く): 240645099

約数列:

[1, 3, 47, 141, 647, 1941, 7247, 21741, 30409, 91227, 340609, 1021827, 4688809, 14066427, 220374023, 661122069]

約数ペア:

[(1, 661122069), (3, 220374023), (47, 14066427), (141, 4688809), (647, 1021827), (1941, 340609), (7247, 91227), (21741, 30409)]