157215772

素因数分解:

$2^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{20719}}^1$

素因数の和:21001

約数の個数: 24

約数和(自身を含む): 315607040

約数和(自身を除く): 158391268

約数列:

[1, 2, 4, 7, 14, 28, 271, 542, 1084, 1897, 3794, 7588, 20719, 41438, 82876, 145033, 290066, 580132, 5614849, 11229698, 22459396, 39303943, 78607886, 157215772]

約数ペア:

[(1, 157215772), (2, 78607886), (4, 39303943), (7, 22459396), (14, 11229698), (28, 5614849), (271, 580132), (542, 290066), (1084, 145033), (1897, 82876), (3794, 41438), (7588, 20719)]