28127811321

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1061}}^1\times {\mathrm{1123}}^1$

素因数の和:2294

約数の個数: 48

約数和(自身を含む): 42332951232

約数和(自身を除く): 14205139911

約数列:

[1, 3, 9, 43, 61, 129, 183, 387, 549, 1061, 1123, 2623, 3183, 3369, 7869, 9549, 10107, 23607, 45623, 48289, 64721, 68503, 136869, 144867, 194163, 205509, 410607, 434601, 582489, 616527, 1191503, 2783003, 2945629, 3574509, 8349009, 8836887, 10723527, 25047027, 26510661, 51234629, 72681683, 153703887, 218045049, 461111661, 654135147, 3125312369, 9375937107, 28127811321]

約数ペア:

[(1, 28127811321), (3, 9375937107), (9, 3125312369), (43, 654135147), (61, 461111661), (129, 218045049), (183, 153703887), (387, 72681683), (549, 51234629), (1061, 26510661), (1123, 25047027), (2623, 10723527), (3183, 8836887), (3369, 8349009), (7869, 3574509), (9549, 2945629), (10107, 2783003), (23607, 1191503), (45623, 616527), (48289, 582489), (64721, 434601), (68503, 410607), (136869, 205509), (144867, 194163)]