87889978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{701}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 148599360

約数和(自身を除く): 60709382

約数列:

[1, 2, 11, 22, 41, 82, 139, 278, 451, 701, 902, 1402, 1529, 3058, 5699, 7711, 11398, 15422, 28741, 57482, 62689, 97439, 125378, 194878, 316151, 632302, 1071829, 2143658, 3994999, 7989998, 43944989, 87889978]

約数ペア:

[(1, 87889978), (2, 43944989), (11, 7989998), (22, 3994999), (41, 2143658), (82, 1071829), (139, 632302), (278, 316151), (451, 194878), (701, 125378), (902, 97439), (1402, 62689), (1529, 57482), (3058, 28741), (5699, 15422), (7711, 11398)]