158209016

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{39791}}^1$

素因数の和:39875

約数の個数: 32

約数和(自身を含む): 343802880

約数和(自身を除く): 185593864

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 39791, 79582, 159164, 278537, 318328, 557074, 1114148, 2228296, 2825161, 5650322, 11300644, 19776127, 22601288, 39552254, 79104508, 158209016]

約数ペア:

[(1, 158209016), (2, 79104508), (4, 39552254), (7, 22601288), (8, 19776127), (14, 11300644), (28, 5650322), (56, 2825161), (71, 2228296), (142, 1114148), (284, 557074), (497, 318328), (568, 278537), (994, 159164), (1988, 79582), (3976, 39791)]