278324968

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{353}}^1\times {\mathrm{1471}}^1$

素因数の和:1897

約数の個数: 32

約数和(自身を含む): 531509760

約数和(自身を除く): 253184792

約数列:

[1, 2, 4, 8, 67, 134, 268, 353, 536, 706, 1412, 1471, 2824, 2942, 5884, 11768, 23651, 47302, 94604, 98557, 189208, 197114, 394228, 519263, 788456, 1038526, 2077052, 4154104, 34790621, 69581242, 139162484, 278324968]

約数ペア:

[(1, 278324968), (2, 139162484), (4, 69581242), (8, 34790621), (67, 4154104), (134, 2077052), (268, 1038526), (353, 788456), (536, 519263), (706, 394228), (1412, 197114), (1471, 189208), (2824, 98557), (2942, 94604), (5884, 47302), (11768, 23651)]