123438249

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 80

約数和(自身を含む): 214663680

約数和(自身を除く): 91225431

約数列:

[1, 3, 9, 11, 27, 31, 33, 41, 81, 93, 99, 109, 123, 279, 297, 327, 341, 369, 451, 837, 891, 981, 1023, 1107, 1199, 1271, 1353, 2511, 2943, 3069, 3321, 3379, 3597, 3813, 4059, 4469, 8829, 9207, 10137, 10791, 11439, 12177, 13407, 13981, 27621, 30411, 32373, 34317, 36531, 37169, 40221, 41943, 49159, 91233, 97119, 102951, 111507, 120663, 125829, 138539, 147477, 273699, 334521, 361989, 377487, 415617, 442431, 1003563, 1132461, 1246851, 1327293, 1523929, 3010689, 3740553, 3981879, 4571787, 11221659, 13715361, 41146083, 123438249]

約数ペア:

[(1, 123438249), (3, 41146083), (9, 13715361), (11, 11221659), (27, 4571787), (31, 3981879), (33, 3740553), (41, 3010689), (81, 1523929), (93, 1327293), (99, 1246851), (109, 1132461), (123, 1003563), (279, 442431), (297, 415617), (327, 377487), (341, 361989), (369, 334521), (451, 273699), (837, 147477), (891, 138539), (981, 125829), (1023, 120663), (1107, 111507), (1199, 102951), (1271, 97119), (1353, 91233), (2511, 49159), (2943, 41943), (3069, 40221), (3321, 37169), (3379, 36531), (3597, 34317), (3813, 32373), (4059, 30411), (4469, 27621), (8829, 13981), (9207, 13407), (10137, 12177), (10791, 11439)]