156988640816

素因数分解:

$2^4\times 7^1\times {\mathrm{1401684293}}^1$

素因数の和:1401684308

約数の個数: 20

約数和(自身を含む): 347617704912

約数和(自身を除く): 190629064096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1401684293, 2803368586, 5606737172, 9811790051, 11213474344, 19623580102, 22426948688, 39247160204, 78494320408, 156988640816]

約数ペア:

[(1, 156988640816), (2, 78494320408), (4, 39247160204), (7, 22426948688), (8, 19623580102), (14, 11213474344), (16, 9811790051), (28, 5606737172), (56, 2803368586), (112, 1401684293)]