129387664

素因数分解:

$2^4\times 7^1\times {\mathrm{1155247}}^1$

素因数の和:1155262

約数の個数: 20

約数和(自身を含む): 286501504

約数和(自身を除く): 157113840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1155247, 2310494, 4620988, 8086729, 9241976, 16173458, 18483952, 32346916, 64693832, 129387664]

約数ペア:

[(1, 129387664), (2, 64693832), (4, 32346916), (7, 18483952), (8, 16173458), (14, 9241976), (16, 8086729), (28, 4620988), (56, 2310494), (112, 1155247)]